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Finding the Fourth Proportional to 52,753.94, 79,130.94 and 15,817.94

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Solution

The fourth proportional to 52,753.94, 79,130.94 and 15,817.94 is: 23,726.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,753.94 : 79,130.94 = 15,817.94 : x
  2. Step 2: Convert to fraction form
    52,753.94/79,130.94 = 15,817.94/x
  3. Step 3: Cross multiply
    52,753.94x = 79,130.94 × 15,817.94
  4. Step 4: Simplify right side
    52,753.94x = 1,251,688,461.06
  5. Step 5: Solve for x
    x = 1,251,688,461.06/52,753.94
  6. Step 6: Final answer
    x = 23,726.92

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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.