Home / 29,237.76-40,348.80-16,663.68

Finding the Fourth Proportional to 29,237.76, 40,348.80 and 16,663.68

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Solution

The fourth proportional to 29,237.76, 40,348.80 and 16,663.68 is: 22,996.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,237.76 : 40,348.80 = 16,663.68 : x
  2. Step 2: Convert to fraction form
    29,237.76/40,348.80 = 16,663.68/x
  3. Step 3: Cross multiply
    29,237.76x = 40,348.80 × 16,663.68
  4. Step 4: Simplify right side
    29,237.76x = 672,359,491.58
  5. Step 5: Solve for x
    x = 672,359,491.58/29,237.76
  6. Step 6: Final answer
    x = 22,996.27

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.