Home / 39,460.92-59,191.32-13,165.68

Finding the Fourth Proportional to 39,460.92, 59,191.32 and 13,165.68

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Solution

The fourth proportional to 39,460.92, 59,191.32 and 13,165.68 is: 19,748.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,460.92 : 59,191.32 = 13,165.68 : x
  2. Step 2: Convert to fraction form
    39,460.92/59,191.32 = 13,165.68/x
  3. Step 3: Cross multiply
    39,460.92x = 59,191.32 × 13,165.68
  4. Step 4: Simplify right side
    39,460.92x = 779,293,977.90
  5. Step 5: Solve for x
    x = 779,293,977.90/39,460.92
  6. Step 6: Final answer
    x = 19,748.50

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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.