Home / 47,070.74-70,622.32-29,520.02

Finding the Fourth Proportional to 47,070.74, 70,622.32 and 29,520.02

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Solution

The fourth proportional to 47,070.74, 70,622.32 and 29,520.02 is: 44,290.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,070.74 : 70,622.32 = 29,520.02 : x
  2. Step 2: Convert to fraction form
    47,070.74/70,622.32 = 29,520.02/x
  3. Step 3: Cross multiply
    47,070.74x = 70,622.32 × 29,520.02
  4. Step 4: Simplify right side
    47,070.74x = 2,084,772,298.85
  5. Step 5: Solve for x
    x = 2,084,772,298.85/47,070.74
  6. Step 6: Final answer
    x = 44,290.20

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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.