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Finding the Fourth Proportional to 52,952.48, 79,415.64 and 15,502.88

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Solution

The fourth proportional to 52,952.48, 79,415.64 and 15,502.88 is: 23,250.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,952.48 : 79,415.64 = 15,502.88 : x
  2. Step 2: Convert to fraction form
    52,952.48/79,415.64 = 15,502.88/x
  3. Step 3: Cross multiply
    52,952.48x = 79,415.64 × 15,502.88
  4. Step 4: Simplify right side
    52,952.48x = 1,231,171,137.04
  5. Step 5: Solve for x
    x = 1,231,171,137.04/52,952.48
  6. Step 6: Final answer
    x = 23,250.49

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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.