Home / 29,191.79-40,284.91-16,617.35

Finding the Fourth Proportional to 29,191.79, 40,284.91 and 16,617.35

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Solution

The fourth proportional to 29,191.79, 40,284.91 and 16,617.35 is: 22,932.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,191.79 : 40,284.91 = 16,617.35 : x
  2. Step 2: Convert to fraction form
    29,191.79/40,284.91 = 16,617.35/x
  3. Step 3: Cross multiply
    29,191.79x = 40,284.91 × 16,617.35
  4. Step 4: Simplify right side
    29,191.79x = 669,428,570.67
  5. Step 5: Solve for x
    x = 669,428,570.67/29,191.79
  6. Step 6: Final answer
    x = 22,932.08

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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.