Home / 15,150.57-22,726.76-4,762.32

Finding the Fourth Proportional to 15,150.57, 22,726.76 and 4,762.32

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Solution

The fourth proportional to 15,150.57, 22,726.76 and 4,762.32 is: 7,143.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,150.57 : 22,726.76 = 4,762.32 : x
  2. Step 2: Convert to fraction form
    15,150.57/22,726.76 = 4,762.32/x
  3. Step 3: Cross multiply
    15,150.57x = 22,726.76 × 4,762.32
  4. Step 4: Simplify right side
    15,150.57x = 108,232,079.87
  5. Step 5: Solve for x
    x = 108,232,079.87/15,150.57
  6. Step 6: Final answer
    x = 7,143.76

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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.