Home / 22,929.34-31,630.84-14,976.22

Finding the Fourth Proportional to 22,929.34, 31,630.84 and 14,976.22

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Solution

The fourth proportional to 22,929.34, 31,630.84 and 14,976.22 is: 20,659.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,929.34 : 31,630.84 = 14,976.22 : x
  2. Step 2: Convert to fraction form
    22,929.34/31,630.84 = 14,976.22/x
  3. Step 3: Cross multiply
    22,929.34x = 31,630.84 × 14,976.22
  4. Step 4: Simplify right side
    22,929.34x = 473,710,418.62
  5. Step 5: Solve for x
    x = 473,710,418.62/22,929.34
  6. Step 6: Final answer
    x = 20,659.57

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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.