Home / 48,038.40-72,070.56-14,757.84

Finding the Fourth Proportional to 48,038.40, 72,070.56 and 14,757.84

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Solution

The fourth proportional to 48,038.40, 72,070.56 and 14,757.84 is: 22,140.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,038.40 : 72,070.56 = 14,757.84 : x
  2. Step 2: Convert to fraction form
    48,038.40/72,070.56 = 14,757.84/x
  3. Step 3: Cross multiply
    48,038.40x = 72,070.56 × 14,757.84
  4. Step 4: Simplify right side
    48,038.40x = 1,063,605,793.19
  5. Step 5: Solve for x
    x = 1,063,605,793.19/48,038.40
  6. Step 6: Final answer
    x = 22,140.74

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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.