Home / 25,886.80-35,737.68-17,402.56

Finding the Fourth Proportional to 25,886.80, 35,737.68 and 17,402.56

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Solution

The fourth proportional to 25,886.80, 35,737.68 and 17,402.56 is: 24,024.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,886.80 : 35,737.68 = 17,402.56 : x
  2. Step 2: Convert to fraction form
    25,886.80/35,737.68 = 17,402.56/x
  3. Step 3: Cross multiply
    25,886.80x = 35,737.68 × 17,402.56
  4. Step 4: Simplify right side
    25,886.80x = 621,927,120.46
  5. Step 5: Solve for x
    x = 621,927,120.46/25,886.80
  6. Step 6: Final answer
    x = 24,024.87

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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.