Home / 45,581.40-62,905.01-25,439.13

Finding the Fourth Proportional to 45,581.40, 62,905.01 and 25,439.13

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Solution

The fourth proportional to 45,581.40, 62,905.01 and 25,439.13 is: 35,107.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,581.40 : 62,905.01 = 25,439.13 : x
  2. Step 2: Convert to fraction form
    45,581.40/62,905.01 = 25,439.13/x
  3. Step 3: Cross multiply
    45,581.40x = 62,905.01 × 25,439.13
  4. Step 4: Simplify right side
    45,581.40x = 1,600,248,599.85
  5. Step 5: Solve for x
    x = 1,600,248,599.85/45,581.40
  6. Step 6: Final answer
    x = 35,107.49

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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.