Home / 22,853.28-34,271.28-12,459.36

Finding the Fourth Proportional to 22,853.28, 34,271.28 and 12,459.36

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Solution

The fourth proportional to 22,853.28, 34,271.28 and 12,459.36 is: 18,684.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,853.28 : 34,271.28 = 12,459.36 : x
  2. Step 2: Convert to fraction form
    22,853.28/34,271.28 = 12,459.36/x
  3. Step 3: Cross multiply
    22,853.28x = 34,271.28 × 12,459.36
  4. Step 4: Simplify right side
    22,853.28x = 426,998,215.18
  5. Step 5: Solve for x
    x = 426,998,215.18/22,853.28
  6. Step 6: Final answer
    x = 18,684.33

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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.