Home / 25,434.87-38,169.24-10,454.28

Finding the Fourth Proportional to 25,434.87, 38,169.24 and 10,454.28

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Solution

The fourth proportional to 25,434.87, 38,169.24 and 10,454.28 is: 15,688.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,434.87 : 38,169.24 = 10,454.28 : x
  2. Step 2: Convert to fraction form
    25,434.87/38,169.24 = 10,454.28/x
  3. Step 3: Cross multiply
    25,434.87x = 38,169.24 × 10,454.28
  4. Step 4: Simplify right side
    25,434.87x = 399,031,922.35
  5. Step 5: Solve for x
    x = 399,031,922.35/25,434.87
  6. Step 6: Final answer
    x = 15,688.38

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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.