Home / 26,437.68-39,643.97-15,347.78

Finding the Fourth Proportional to 26,437.68, 39,643.97 and 15,347.78

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Solution

The fourth proportional to 26,437.68, 39,643.97 and 15,347.78 is: 23,014.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,437.68 : 39,643.97 = 15,347.78 : x
  2. Step 2: Convert to fraction form
    26,437.68/39,643.97 = 15,347.78/x
  3. Step 3: Cross multiply
    26,437.68x = 39,643.97 × 15,347.78
  4. Step 4: Simplify right side
    26,437.68x = 608,446,654.93
  5. Step 5: Solve for x
    x = 608,446,654.93/26,437.68
  6. Step 6: Final answer
    x = 23,014.37

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.