Home / 29,148.81-43,695.47-18,589.19

Finding the Fourth Proportional to 29,148.81, 43,695.47 and 18,589.19

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Solution

The fourth proportional to 29,148.81, 43,695.47 and 18,589.19 is: 27,866.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,148.81 : 43,695.47 = 18,589.19 : x
  2. Step 2: Convert to fraction form
    29,148.81/43,695.47 = 18,589.19/x
  3. Step 3: Cross multiply
    29,148.81x = 43,695.47 × 18,589.19
  4. Step 4: Simplify right side
    29,148.81x = 812,263,082.55
  5. Step 5: Solve for x
    x = 812,263,082.55/29,148.81
  6. Step 6: Final answer
    x = 27,866.08

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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.