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Finding the Fourth Proportional to 40,010.02, 60,018.02 and 11,927.92

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Solution

The fourth proportional to 40,010.02, 60,018.02 and 11,927.92 is: 17,892.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,010.02 : 60,018.02 = 11,927.92 : x
  2. Step 2: Convert to fraction form
    40,010.02/60,018.02 = 11,927.92/x
  3. Step 3: Cross multiply
    40,010.02x = 60,018.02 × 11,927.92
  4. Step 4: Simplify right side
    40,010.02x = 715,890,141.12
  5. Step 5: Solve for x
    x = 715,890,141.12/40,010.02
  6. Step 6: Final answer
    x = 17,892.77

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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.