Home / 25,221.00-34,818.98-15,151.93

Finding the Fourth Proportional to 25,221.00, 34,818.98 and 15,151.93

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Solution

The fourth proportional to 25,221.00, 34,818.98 and 15,151.93 is: 20,918.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,221.00 : 34,818.98 = 15,151.93 : x
  2. Step 2: Convert to fraction form
    25,221.00/34,818.98 = 15,151.93/x
  3. Step 3: Cross multiply
    25,221.00x = 34,818.98 × 15,151.93
  4. Step 4: Simplify right side
    25,221.00x = 527,574,584.82
  5. Step 5: Solve for x
    x = 527,574,584.82/25,221.00
  6. Step 6: Final answer
    x = 20,918.06

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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.