Home / 22,994.36-31,732.19-13,440.82

Finding the Fourth Proportional to 22,994.36, 31,732.19 and 13,440.82

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Solution

The fourth proportional to 22,994.36, 31,732.19 and 13,440.82 is: 18,548.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,994.36 : 31,732.19 = 13,440.82 : x
  2. Step 2: Convert to fraction form
    22,994.36/31,732.19 = 13,440.82/x
  3. Step 3: Cross multiply
    22,994.36x = 31,732.19 × 13,440.82
  4. Step 4: Simplify right side
    22,994.36x = 426,506,428.13
  5. Step 5: Solve for x
    x = 426,506,428.13/22,994.36
  6. Step 6: Final answer
    x = 18,548.31

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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.