Home / 30,853.46-42,577.91-17,424.87

Finding the Fourth Proportional to 30,853.46, 42,577.91 and 17,424.87

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Solution

The fourth proportional to 30,853.46, 42,577.91 and 17,424.87 is: 24,046.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,853.46 : 42,577.91 = 17,424.87 : x
  2. Step 2: Convert to fraction form
    30,853.46/42,577.91 = 17,424.87/x
  3. Step 3: Cross multiply
    30,853.46x = 42,577.91 × 17,424.87
  4. Step 4: Simplify right side
    30,853.46x = 741,914,459.50
  5. Step 5: Solve for x
    x = 741,914,459.50/30,853.46
  6. Step 6: Final answer
    x = 24,046.40

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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.