Home / 31,553.32-47,305.04-15,750.24

Finding the Fourth Proportional to 31,553.32, 47,305.04 and 15,750.24

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Solution

The fourth proportional to 31,553.32, 47,305.04 and 15,750.24 is: 23,612.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,553.32 : 47,305.04 = 15,750.24 : x
  2. Step 2: Convert to fraction form
    31,553.32/47,305.04 = 15,750.24/x
  3. Step 3: Cross multiply
    31,553.32x = 47,305.04 × 15,750.24
  4. Step 4: Simplify right side
    31,553.32x = 745,065,733.21
  5. Step 5: Solve for x
    x = 745,065,733.21/31,553.32
  6. Step 6: Final answer
    x = 23,612.91

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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.