Home / 29,235.60-40,345.56-16,660.08

Finding the Fourth Proportional to 29,235.60, 40,345.56 and 16,660.08

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Solution

The fourth proportional to 29,235.60, 40,345.56 and 16,660.08 is: 22,991.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,235.60 : 40,345.56 = 16,660.08 : x
  2. Step 2: Convert to fraction form
    29,235.60/40,345.56 = 16,660.08/x
  3. Step 3: Cross multiply
    29,235.60x = 40,345.56 × 16,660.08
  4. Step 4: Simplify right side
    29,235.60x = 672,160,257.24
  5. Step 5: Solve for x
    x = 672,160,257.24/29,235.60
  6. Step 6: Final answer
    x = 22,991.16

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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.