Home / 45,638.49-62,980.81-25,495.19

Finding the Fourth Proportional to 45,638.49, 62,980.81 and 25,495.19

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Solution

The fourth proportional to 45,638.49, 62,980.81 and 25,495.19 is: 35,183.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,638.49 : 62,980.81 = 25,495.19 : x
  2. Step 2: Convert to fraction form
    45,638.49/62,980.81 = 25,495.19/x
  3. Step 3: Cross multiply
    45,638.49x = 62,980.81 × 25,495.19
  4. Step 4: Simplify right side
    45,638.49x = 1,605,707,717.30
  5. Step 5: Solve for x
    x = 1,605,707,717.30/45,638.49
  6. Step 6: Final answer
    x = 35,183.19

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Half scale
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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.