Home / 19,909.52-27,463.71-12,444.56

Finding the Fourth Proportional to 19,909.52, 27,463.71 and 12,444.56

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Solution

The fourth proportional to 19,909.52, 27,463.71 and 12,444.56 is: 17,166.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,909.52 : 27,463.71 = 12,444.56 : x
  2. Step 2: Convert to fraction form
    19,909.52/27,463.71 = 12,444.56/x
  3. Step 3: Cross multiply
    19,909.52x = 27,463.71 × 12,444.56
  4. Step 4: Simplify right side
    19,909.52x = 341,773,902.24
  5. Step 5: Solve for x
    x = 341,773,902.24/19,909.52
  6. Step 6: Final answer
    x = 17,166.35

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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.