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Finding the Fourth Proportional to 19,607.67, 27,060.08 and 11,541.15

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Solution

The fourth proportional to 19,607.67, 27,060.08 and 11,541.15 is: 15,927.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,607.67 : 27,060.08 = 11,541.15 : x
  2. Step 2: Convert to fraction form
    19,607.67/27,060.08 = 11,541.15/x
  3. Step 3: Cross multiply
    19,607.67x = 27,060.08 × 11,541.15
  4. Step 4: Simplify right side
    19,607.67x = 312,304,384.59
  5. Step 5: Solve for x
    x = 312,304,384.59/19,607.67
  6. Step 6: Final answer
    x = 15,927.66

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.