Home / 29,566.60-40,801.76-16,821.76

Finding the Fourth Proportional to 29,566.60, 40,801.76 and 16,821.76

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Solution

The fourth proportional to 29,566.60, 40,801.76 and 16,821.76 is: 23,213.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,566.60 : 40,801.76 = 16,821.76 : x
  2. Step 2: Convert to fraction form
    29,566.60/40,801.76 = 16,821.76/x
  3. Step 3: Cross multiply
    29,566.60x = 40,801.76 × 16,821.76
  4. Step 4: Simplify right side
    29,566.60x = 686,357,343.19
  5. Step 5: Solve for x
    x = 686,357,343.19/29,566.60
  6. Step 6: Final answer
    x = 23,213.95

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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.