Home / 29,555.20-40,784.68-16,126.35

Finding the Fourth Proportional to 29,555.20, 40,784.68 and 16,126.35

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Solution

The fourth proportional to 29,555.20, 40,784.68 and 16,126.35 is: 22,253.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,555.20 : 40,784.68 = 16,126.35 : x
  2. Step 2: Convert to fraction form
    29,555.20/40,784.68 = 16,126.35/x
  3. Step 3: Cross multiply
    29,555.20x = 40,784.68 × 16,126.35
  4. Step 4: Simplify right side
    29,555.20x = 657,708,024.32
  5. Step 5: Solve for x
    x = 657,708,024.32/29,555.20
  6. Step 6: Final answer
    x = 22,253.55

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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.