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Finding the Fourth Proportional to 39,461.20, 59,225.40 and 16,104.40

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Solution

The fourth proportional to 39,461.20, 59,225.40 and 16,104.40 is: 24,170.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,461.20 : 59,225.40 = 16,104.40 : x
  2. Step 2: Convert to fraction form
    39,461.20/59,225.40 = 16,104.40/x
  3. Step 3: Cross multiply
    39,461.20x = 59,225.40 × 16,104.40
  4. Step 4: Simplify right side
    39,461.20x = 953,789,531.76
  5. Step 5: Solve for x
    x = 953,789,531.76/39,461.20
  6. Step 6: Final answer
    x = 24,170.31

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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.