Home / 52,593.76-72,578.91-28,720.36

Finding the Fourth Proportional to 52,593.76, 72,578.91 and 28,720.36

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Solution

The fourth proportional to 52,593.76, 72,578.91 and 28,720.36 is: 39,633.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,593.76 : 72,578.91 = 28,720.36 : x
  2. Step 2: Convert to fraction form
    52,593.76/72,578.91 = 28,720.36/x
  3. Step 3: Cross multiply
    52,593.76x = 72,578.91 × 28,720.36
  4. Step 4: Simplify right side
    52,593.76x = 2,084,492,423.61
  5. Step 5: Solve for x
    x = 2,084,492,423.61/52,593.76
  6. Step 6: Final answer
    x = 39,633.84

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.