Home / 34,523.06-47,630.58-20,373.20

Finding the Fourth Proportional to 34,523.06, 47,630.58 and 20,373.20

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Solution

The fourth proportional to 34,523.06, 47,630.58 and 20,373.20 is: 28,108.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,523.06 : 47,630.58 = 20,373.20 : x
  2. Step 2: Convert to fraction form
    34,523.06/47,630.58 = 20,373.20/x
  3. Step 3: Cross multiply
    34,523.06x = 47,630.58 × 20,373.20
  4. Step 4: Simplify right side
    34,523.06x = 970,387,332.46
  5. Step 5: Solve for x
    x = 970,387,332.46/34,523.06
  6. Step 6: Final answer
    x = 28,108.38

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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.