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Finding the Fourth Proportional to 52,607.79, 78,930.14 and 27,295.14

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Solution

The fourth proportional to 52,607.79, 78,930.14 and 27,295.14 is: 40,952.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,607.79 : 78,930.14 = 27,295.14 : x
  2. Step 2: Convert to fraction form
    52,607.79/78,930.14 = 27,295.14/x
  3. Step 3: Cross multiply
    52,607.79x = 78,930.14 × 27,295.14
  4. Step 4: Simplify right side
    52,607.79x = 2,154,409,085.04
  5. Step 5: Solve for x
    x = 2,154,409,085.04/52,607.79
  6. Step 6: Final answer
    x = 40,952.28

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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.