Home / 25,574.82-38,371.47-8,937.30

Finding the Fourth Proportional to 25,574.82, 38,371.47 and 8,937.30

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Solution

The fourth proportional to 25,574.82, 38,371.47 and 8,937.30 is: 13,409.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,574.82 : 38,371.47 = 8,937.30 : x
  2. Step 2: Convert to fraction form
    25,574.82/38,371.47 = 8,937.30/x
  3. Step 3: Cross multiply
    25,574.82x = 38,371.47 × 8,937.30
  4. Step 4: Simplify right side
    25,574.82x = 342,937,338.83
  5. Step 5: Solve for x
    x = 342,937,338.83/25,574.82
  6. Step 6: Final answer
    x = 13,409.18

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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.