Home / 43,724.81-65,246.18-39,012.42

Finding the Fourth Proportional to 43,724.81, 65,246.18 and 39,012.42

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Solution

The fourth proportional to 43,724.81, 65,246.18 and 39,012.42 is: 58,214.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,724.81 : 65,246.18 = 39,012.42 : x
  2. Step 2: Convert to fraction form
    43,724.81/65,246.18 = 39,012.42/x
  3. Step 3: Cross multiply
    43,724.81x = 65,246.18 × 39,012.42
  4. Step 4: Simplify right side
    43,724.81x = 2,545,411,377.56
  5. Step 5: Solve for x
    x = 2,545,411,377.56/43,724.81
  6. Step 6: Final answer
    x = 58,214.35

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.