Home / 29,988.48-41,374.08-19,391.52

Finding the Fourth Proportional to 29,988.48, 41,374.08 and 19,391.52

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Solution

The fourth proportional to 29,988.48, 41,374.08 and 19,391.52 is: 26,753.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,988.48 : 41,374.08 = 19,391.52 : x
  2. Step 2: Convert to fraction form
    29,988.48/41,374.08 = 19,391.52/x
  3. Step 3: Cross multiply
    29,988.48x = 41,374.08 × 19,391.52
  4. Step 4: Simplify right side
    29,988.48x = 802,306,299.80
  5. Step 5: Solve for x
    x = 802,306,299.80/29,988.48
  6. Step 6: Final answer
    x = 26,753.82

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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.