Home / 29,572.04-40,809.51-16,143.59

Finding the Fourth Proportional to 29,572.04, 40,809.51 and 16,143.59

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Solution

The fourth proportional to 29,572.04, 40,809.51 and 16,143.59 is: 22,278.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,572.04 : 40,809.51 = 16,143.59 : x
  2. Step 2: Convert to fraction form
    29,572.04/40,809.51 = 16,143.59/x
  3. Step 3: Cross multiply
    29,572.04x = 40,809.51 × 16,143.59
  4. Step 4: Simplify right side
    29,572.04x = 658,811,793.49
  5. Step 5: Solve for x
    x = 658,811,793.49/29,572.04
  6. Step 6: Final answer
    x = 22,278.20

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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.