Home / 34,599.60-47,751.04-21,179.80

Finding the Fourth Proportional to 34,599.60, 47,751.04 and 21,179.80

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Solution

The fourth proportional to 34,599.60, 47,751.04 and 21,179.80 is: 29,230.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,599.60 : 47,751.04 = 21,179.80 : x
  2. Step 2: Convert to fraction form
    34,599.60/47,751.04 = 21,179.80/x
  3. Step 3: Cross multiply
    34,599.60x = 47,751.04 × 21,179.80
  4. Step 4: Simplify right side
    34,599.60x = 1,011,357,476.99
  5. Step 5: Solve for x
    x = 1,011,357,476.99/34,599.60
  6. Step 6: Final answer
    x = 29,230.32

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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.