Home / 38,442.40-57,663.60-16,271.80

Finding the Fourth Proportional to 38,442.40, 57,663.60 and 16,271.80

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Solution

The fourth proportional to 38,442.40, 57,663.60 and 16,271.80 is: 24,407.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,442.40 : 57,663.60 = 16,271.80 : x
  2. Step 2: Convert to fraction form
    38,442.40/57,663.60 = 16,271.80/x
  3. Step 3: Cross multiply
    38,442.40x = 57,663.60 × 16,271.80
  4. Step 4: Simplify right side
    38,442.40x = 938,290,566.48
  5. Step 5: Solve for x
    x = 938,290,566.48/38,442.40
  6. Step 6: Final answer
    x = 24,407.70

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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.