Home / 15,437.93-21,282.03-10,123.52

Finding the Fourth Proportional to 15,437.93, 21,282.03 and 10,123.52

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Solution

The fourth proportional to 15,437.93, 21,282.03 and 10,123.52 is: 13,955.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,437.93 : 21,282.03 = 10,123.52 : x
  2. Step 2: Convert to fraction form
    15,437.93/21,282.03 = 10,123.52/x
  3. Step 3: Cross multiply
    15,437.93x = 21,282.03 × 10,123.52
  4. Step 4: Simplify right side
    15,437.93x = 215,448,949.94
  5. Step 5: Solve for x
    x = 215,448,949.94/15,437.93
  6. Step 6: Final answer
    x = 13,955.82

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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.