Home / 26,924.81-40,387.23-12,116.43

Finding the Fourth Proportional to 26,924.81, 40,387.23 and 12,116.43

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Solution

The fourth proportional to 26,924.81, 40,387.23 and 12,116.43 is: 18,174.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,924.81 : 40,387.23 = 12,116.43 : x
  2. Step 2: Convert to fraction form
    26,924.81/40,387.23 = 12,116.43/x
  3. Step 3: Cross multiply
    26,924.81x = 40,387.23 × 12,116.43
  4. Step 4: Simplify right side
    26,924.81x = 489,349,045.19
  5. Step 5: Solve for x
    x = 489,349,045.19/26,924.81
  6. Step 6: Final answer
    x = 18,174.66

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.