Home / 29,381.09-40,545.83-15,952.20

Finding the Fourth Proportional to 29,381.09, 40,545.83 and 15,952.20

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Solution

The fourth proportional to 29,381.09, 40,545.83 and 15,952.20 is: 22,014.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,381.09 : 40,545.83 = 15,952.20 : x
  2. Step 2: Convert to fraction form
    29,381.09/40,545.83 = 15,952.20/x
  3. Step 3: Cross multiply
    29,381.09x = 40,545.83 × 15,952.20
  4. Step 4: Simplify right side
    29,381.09x = 646,795,109.57
  5. Step 5: Solve for x
    x = 646,795,109.57/29,381.09
  6. Step 6: Final answer
    x = 22,014.00

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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.