Home / 45,439.07-68,148.01-17,348.81

Finding the Fourth Proportional to 45,439.07, 68,148.01 and 17,348.81

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Solution

The fourth proportional to 45,439.07, 68,148.01 and 17,348.81 is: 26,019.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,439.07 : 68,148.01 = 17,348.81 : x
  2. Step 2: Convert to fraction form
    45,439.07/68,148.01 = 17,348.81/x
  3. Step 3: Cross multiply
    45,439.07x = 68,148.01 × 17,348.81
  4. Step 4: Simplify right side
    45,439.07x = 1,182,286,790.62
  5. Step 5: Solve for x
    x = 1,182,286,790.62/45,439.07
  6. Step 6: Final answer
    x = 26,019.17

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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.