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Finding the Fourth Proportional to 52,615.32, 78,927.03 and 17,554.92

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Solution

The fourth proportional to 52,615.32, 78,927.03 and 17,554.92 is: 26,333.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,615.32 : 78,927.03 = 17,554.92 : x
  2. Step 2: Convert to fraction form
    52,615.32/78,927.03 = 17,554.92/x
  3. Step 3: Cross multiply
    52,615.32x = 78,927.03 × 17,554.92
  4. Step 4: Simplify right side
    52,615.32x = 1,385,557,697.49
  5. Step 5: Solve for x
    x = 1,385,557,697.49/52,615.32
  6. Step 6: Final answer
    x = 26,333.73

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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.