Home / 39,447.29-59,171.46-13,152.04

Finding the Fourth Proportional to 39,447.29, 59,171.46 and 13,152.04

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Solution

The fourth proportional to 39,447.29, 59,171.46 and 13,152.04 is: 19,728.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,447.29 : 59,171.46 = 13,152.04 : x
  2. Step 2: Convert to fraction form
    39,447.29/59,171.46 = 13,152.04/x
  3. Step 3: Cross multiply
    39,447.29x = 59,171.46 × 13,152.04
  4. Step 4: Simplify right side
    39,447.29x = 778,225,408.78
  5. Step 5: Solve for x
    x = 778,225,408.78/39,447.29
  6. Step 6: Final answer
    x = 19,728.24

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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.