Home / 29,188.08-40,279.86-16,612.92

Finding the Fourth Proportional to 29,188.08, 40,279.86 and 16,612.92

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Solution

The fourth proportional to 29,188.08, 40,279.86 and 16,612.92 is: 22,926.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,188.08 : 40,279.86 = 16,612.92 : x
  2. Step 2: Convert to fraction form
    29,188.08/40,279.86 = 16,612.92/x
  3. Step 3: Cross multiply
    29,188.08x = 40,279.86 × 16,612.92
  4. Step 4: Simplify right side
    29,188.08x = 669,166,091.79
  5. Step 5: Solve for x
    x = 669,166,091.79/29,188.08
  6. Step 6: Final answer
    x = 22,926.01

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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.