Home / 15,055.38-22,561.52-8,467.74

Finding the Fourth Proportional to 15,055.38, 22,561.52 and 8,467.74

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Solution

The fourth proportional to 15,055.38, 22,561.52 and 8,467.74 is: 12,689.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,055.38 : 22,561.52 = 8,467.74 : x
  2. Step 2: Convert to fraction form
    15,055.38/22,561.52 = 8,467.74/x
  3. Step 3: Cross multiply
    15,055.38x = 22,561.52 × 8,467.74
  4. Step 4: Simplify right side
    15,055.38x = 191,045,085.36
  5. Step 5: Solve for x
    x = 191,045,085.36/15,055.38
  6. Step 6: Final answer
    x = 12,689.49

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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.