Home / 22,927.52-31,642.50-12,856.93

Finding the Fourth Proportional to 22,927.52, 31,642.50 and 12,856.93

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Solution

The fourth proportional to 22,927.52, 31,642.50 and 12,856.93 is: 17,743.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,927.52 : 31,642.50 = 12,856.93 : x
  2. Step 2: Convert to fraction form
    22,927.52/31,642.50 = 12,856.93/x
  3. Step 3: Cross multiply
    22,927.52x = 31,642.50 × 12,856.93
  4. Step 4: Simplify right side
    22,927.52x = 406,825,376.63
  5. Step 5: Solve for x
    x = 406,825,376.63/22,927.52
  6. Step 6: Final answer
    x = 17,743.97

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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.