Home / 18,935.76-26,132.52-10,437.84

Finding the Fourth Proportional to 18,935.76, 26,132.52 and 10,437.84

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Solution

The fourth proportional to 18,935.76, 26,132.52 and 10,437.84 is: 14,404.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,935.76 : 26,132.52 = 10,437.84 : x
  2. Step 2: Convert to fraction form
    18,935.76/26,132.52 = 10,437.84/x
  3. Step 3: Cross multiply
    18,935.76x = 26,132.52 × 10,437.84
  4. Step 4: Simplify right side
    18,935.76x = 272,767,062.56
  5. Step 5: Solve for x
    x = 272,767,062.56/18,935.76
  6. Step 6: Final answer
    x = 14,404.86

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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.