Home / 39,447.38-59,171.60-13,152.13

Finding the Fourth Proportional to 39,447.38, 59,171.60 and 13,152.13

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Solution

The fourth proportional to 39,447.38, 59,171.60 and 13,152.13 is: 19,728.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,447.38 : 59,171.60 = 13,152.13 : x
  2. Step 2: Convert to fraction form
    39,447.38/59,171.60 = 13,152.13/x
  3. Step 3: Cross multiply
    39,447.38x = 59,171.60 × 13,152.13
  4. Step 4: Simplify right side
    39,447.38x = 778,232,719.32
  5. Step 5: Solve for x
    x = 778,232,719.32/39,447.38
  6. Step 6: Final answer
    x = 19,728.37

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.