Home / 34,771.04-47,983.17-21,154.02

Finding the Fourth Proportional to 34,771.04, 47,983.17 and 21,154.02

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Solution

The fourth proportional to 34,771.04, 47,983.17 and 21,154.02 is: 29,192.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,771.04 : 47,983.17 = 21,154.02 : x
  2. Step 2: Convert to fraction form
    34,771.04/47,983.17 = 21,154.02/x
  3. Step 3: Cross multiply
    34,771.04x = 47,983.17 × 21,154.02
  4. Step 4: Simplify right side
    34,771.04x = 1,015,036,937.84
  5. Step 5: Solve for x
    x = 1,015,036,937.84/34,771.04
  6. Step 6: Final answer
    x = 29,192.03

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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.