Home / 31,875.22-47,822.10-14,105.24

Finding the Fourth Proportional to 31,875.22, 47,822.10 and 14,105.24

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Solution

The fourth proportional to 31,875.22, 47,822.10 and 14,105.24 is: 21,161.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,875.22 : 47,822.10 = 14,105.24 : x
  2. Step 2: Convert to fraction form
    31,875.22/47,822.10 = 14,105.24/x
  3. Step 3: Cross multiply
    31,875.22x = 47,822.10 × 14,105.24
  4. Step 4: Simplify right side
    31,875.22x = 674,542,085.13
  5. Step 5: Solve for x
    x = 674,542,085.13/31,875.22
  6. Step 6: Final answer
    x = 21,161.96

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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.