Home / 22,630.98-31,210.31-14,133.88

Finding the Fourth Proportional to 22,630.98, 31,210.31 and 14,133.88

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Solution

The fourth proportional to 22,630.98, 31,210.31 and 14,133.88 is: 19,491.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,630.98 : 31,210.31 = 14,133.88 : x
  2. Step 2: Convert to fraction form
    22,630.98/31,210.31 = 14,133.88/x
  3. Step 3: Cross multiply
    22,630.98x = 31,210.31 × 14,133.88
  4. Step 4: Simplify right side
    22,630.98x = 441,122,733.61
  5. Step 5: Solve for x
    x = 441,122,733.61/22,630.98
  6. Step 6: Final answer
    x = 19,491.99

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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.