Home / 15,574.30-23,347.55-5,711.28

Finding the Fourth Proportional to 15,574.30, 23,347.55 and 5,711.28

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Solution

The fourth proportional to 15,574.30, 23,347.55 and 5,711.28 is: 8,561.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,574.30 : 23,347.55 = 5,711.28 : x
  2. Step 2: Convert to fraction form
    15,574.30/23,347.55 = 5,711.28/x
  3. Step 3: Cross multiply
    15,574.30x = 23,347.55 × 5,711.28
  4. Step 4: Simplify right side
    15,574.30x = 133,344,278.63
  5. Step 5: Solve for x
    x = 133,344,278.63/15,574.30
  6. Step 6: Final answer
    x = 8,561.82

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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.