Home / 45,424.78-62,685.75-25,281.32

Finding the Fourth Proportional to 45,424.78, 62,685.75 and 25,281.32

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Solution

The fourth proportional to 45,424.78, 62,685.75 and 25,281.32 is: 34,887.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,424.78 : 62,685.75 = 25,281.32 : x
  2. Step 2: Convert to fraction form
    45,424.78/62,685.75 = 25,281.32/x
  3. Step 3: Cross multiply
    45,424.78x = 62,685.75 × 25,281.32
  4. Step 4: Simplify right side
    45,424.78x = 1,584,778,505.19
  5. Step 5: Solve for x
    x = 1,584,778,505.19/45,424.78
  6. Step 6: Final answer
    x = 34,887.97

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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.