Home / 28,264.91-42,398.26-14,217.26

Finding the Fourth Proportional to 28,264.91, 42,398.26 and 14,217.26

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Solution

The fourth proportional to 28,264.91, 42,398.26 and 14,217.26 is: 21,326.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,264.91 : 42,398.26 = 14,217.26 : x
  2. Step 2: Convert to fraction form
    28,264.91/42,398.26 = 14,217.26/x
  3. Step 3: Cross multiply
    28,264.91x = 42,398.26 × 14,217.26
  4. Step 4: Simplify right side
    28,264.91x = 602,786,838.43
  5. Step 5: Solve for x
    x = 602,786,838.43/28,264.91
  6. Step 6: Final answer
    x = 21,326.34

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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.