Home / 22,937.49-31,647.69-13,244.56

Finding the Fourth Proportional to 22,937.49, 31,647.69 and 13,244.56

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Solution

The fourth proportional to 22,937.49, 31,647.69 and 13,244.56 is: 18,274.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,937.49 : 31,647.69 = 13,244.56 : x
  2. Step 2: Convert to fraction form
    22,937.49/31,647.69 = 13,244.56/x
  3. Step 3: Cross multiply
    22,937.49x = 31,647.69 × 13,244.56
  4. Step 4: Simplify right side
    22,937.49x = 419,159,649.95
  5. Step 5: Solve for x
    x = 419,159,649.95/22,937.49
  6. Step 6: Final answer
    x = 18,274.00

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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.