Home / 15,004.64-22,491.57-5,642.93

Finding the Fourth Proportional to 15,004.64, 22,491.57 and 5,642.93

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Solution

The fourth proportional to 15,004.64, 22,491.57 and 5,642.93 is: 8,458.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,004.64 : 22,491.57 = 5,642.93 : x
  2. Step 2: Convert to fraction form
    15,004.64/22,491.57 = 5,642.93/x
  3. Step 3: Cross multiply
    15,004.64x = 22,491.57 × 5,642.93
  4. Step 4: Simplify right side
    15,004.64x = 126,918,432.49
  5. Step 5: Solve for x
    x = 126,918,432.49/15,004.64
  6. Step 6: Final answer
    x = 8,458.61

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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.