Home / 29,190.06-40,279.89-16,614.81

Finding the Fourth Proportional to 29,190.06, 40,279.89 and 16,614.81

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Solution

The fourth proportional to 29,190.06, 40,279.89 and 16,614.81 is: 22,927.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,190.06 : 40,279.89 = 16,614.81 : x
  2. Step 2: Convert to fraction form
    29,190.06/40,279.89 = 16,614.81/x
  3. Step 3: Cross multiply
    29,190.06x = 40,279.89 × 16,614.81
  4. Step 4: Simplify right side
    29,190.06x = 669,242,719.17
  5. Step 5: Solve for x
    x = 669,242,719.17/29,190.06
  6. Step 6: Final answer
    x = 22,927.08

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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.