Home / 25,526.67-35,227.55-15,456.94

Finding the Fourth Proportional to 25,526.67, 35,227.55 and 15,456.94

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Solution

The fourth proportional to 25,526.67, 35,227.55 and 15,456.94 is: 21,331.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,526.67 : 35,227.55 = 15,456.94 : x
  2. Step 2: Convert to fraction form
    25,526.67/35,227.55 = 15,456.94/x
  3. Step 3: Cross multiply
    25,526.67x = 35,227.55 × 15,456.94
  4. Step 4: Simplify right side
    25,526.67x = 544,510,126.70
  5. Step 5: Solve for x
    x = 544,510,126.70/25,526.67
  6. Step 6: Final answer
    x = 21,331.03

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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.