Home / 29,123.40-40,162.56-19,048.68

Finding the Fourth Proportional to 29,123.40, 40,162.56 and 19,048.68

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Solution

The fourth proportional to 29,123.40, 40,162.56 and 19,048.68 is: 26,269.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,123.40 : 40,162.56 = 19,048.68 : x
  2. Step 2: Convert to fraction form
    29,123.40/40,162.56 = 19,048.68/x
  3. Step 3: Cross multiply
    29,123.40x = 40,162.56 × 19,048.68
  4. Step 4: Simplify right side
    29,123.40x = 765,043,753.42
  5. Step 5: Solve for x
    x = 765,043,753.42/29,123.40
  6. Step 6: Final answer
    x = 26,269.04

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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.