Home / 22,669.98-31,283.13-12,597.81

Finding the Fourth Proportional to 22,669.98, 31,283.13 and 12,597.81

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Solution

The fourth proportional to 22,669.98, 31,283.13 and 12,597.81 is: 17,384.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,669.98 : 31,283.13 = 12,597.81 : x
  2. Step 2: Convert to fraction form
    22,669.98/31,283.13 = 12,597.81/x
  3. Step 3: Cross multiply
    22,669.98x = 31,283.13 × 12,597.81
  4. Step 4: Simplify right side
    22,669.98x = 394,098,927.95
  5. Step 5: Solve for x
    x = 394,098,927.95/22,669.98
  6. Step 6: Final answer
    x = 17,384.18

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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.