Home / 39,461.10-59,194.68-13,165.86

Finding the Fourth Proportional to 39,461.10, 59,194.68 and 13,165.86

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Solution

The fourth proportional to 39,461.10, 59,194.68 and 13,165.86 is: 19,749.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,461.10 : 59,194.68 = 13,165.86 : x
  2. Step 2: Convert to fraction form
    39,461.10/59,194.68 = 13,165.86/x
  3. Step 3: Cross multiply
    39,461.10x = 59,194.68 × 13,165.86
  4. Step 4: Simplify right side
    39,461.10x = 779,348,869.62
  5. Step 5: Solve for x
    x = 779,348,869.62/39,461.10
  6. Step 6: Final answer
    x = 19,749.80

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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.