Home / 29,631.36-40,875.84-17,690.88

Finding the Fourth Proportional to 29,631.36, 40,875.84 and 17,690.88

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Solution

The fourth proportional to 29,631.36, 40,875.84 and 17,690.88 is: 24,404.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,631.36 : 40,875.84 = 17,690.88 : x
  2. Step 2: Convert to fraction form
    29,631.36/40,875.84 = 17,690.88/x
  3. Step 3: Cross multiply
    29,631.36x = 40,875.84 × 17,690.88
  4. Step 4: Simplify right side
    29,631.36x = 723,129,580.34
  5. Step 5: Solve for x
    x = 723,129,580.34/29,631.36
  6. Step 6: Final answer
    x = 24,404.20

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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.