Home / 29,226.96-40,306.72-19,151.71

Finding the Fourth Proportional to 29,226.96, 40,306.72 and 19,151.71

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Solution

The fourth proportional to 29,226.96, 40,306.72 and 19,151.71 is: 26,412.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,226.96 : 40,306.72 = 19,151.71 : x
  2. Step 2: Convert to fraction form
    29,226.96/40,306.72 = 19,151.71/x
  3. Step 3: Cross multiply
    29,226.96x = 40,306.72 × 19,151.71
  4. Step 4: Simplify right side
    29,226.96x = 771,942,612.49
  5. Step 5: Solve for x
    x = 771,942,612.49/29,226.96
  6. Step 6: Final answer
    x = 26,412.00

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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.