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Finding the Fourth Proportional to 19,474.61, 26,874.92 and 10,522.08

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Solution

The fourth proportional to 19,474.61, 26,874.92 and 10,522.08 is: 14,520.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,474.61 : 26,874.92 = 10,522.08 : x
  2. Step 2: Convert to fraction form
    19,474.61/26,874.92 = 10,522.08/x
  3. Step 3: Cross multiply
    19,474.61x = 26,874.92 × 10,522.08
  4. Step 4: Simplify right side
    19,474.61x = 282,780,058.23
  5. Step 5: Solve for x
    x = 282,780,058.23/19,474.61
  6. Step 6: Final answer
    x = 14,520.45

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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.