Home / 38,003.20-57,004.80-24,006.40

Finding the Fourth Proportional to 38,003.20, 57,004.80 and 24,006.40

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Solution

The fourth proportional to 38,003.20, 57,004.80 and 24,006.40 is: 36,009.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,003.20 : 57,004.80 = 24,006.40 : x
  2. Step 2: Convert to fraction form
    38,003.20/57,004.80 = 24,006.40/x
  3. Step 3: Cross multiply
    38,003.20x = 57,004.80 × 24,006.40
  4. Step 4: Simplify right side
    38,003.20x = 1,368,480,030.72
  5. Step 5: Solve for x
    x = 1,368,480,030.72/38,003.20
  6. Step 6: Final answer
    x = 36,009.60

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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.