Home / 52,909.13-79,364.14-13,466.25

Finding the Fourth Proportional to 52,909.13, 79,364.14 and 13,466.25

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Solution

The fourth proportional to 52,909.13, 79,364.14 and 13,466.25 is: 20,199.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,909.13 : 79,364.14 = 13,466.25 : x
  2. Step 2: Convert to fraction form
    52,909.13/79,364.14 = 13,466.25/x
  3. Step 3: Cross multiply
    52,909.13x = 79,364.14 × 13,466.25
  4. Step 4: Simplify right side
    52,909.13x = 1,068,737,316.61
  5. Step 5: Solve for x
    x = 1,068,737,316.61/52,909.13
  6. Step 6: Final answer
    x = 20,199.49

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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.