Home / 31,902.36-44,026.70-18,474.20

Finding the Fourth Proportional to 31,902.36, 44,026.70 and 18,474.20

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Solution

The fourth proportional to 31,902.36, 44,026.70 and 18,474.20 is: 25,495.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,902.36 : 44,026.70 = 18,474.20 : x
  2. Step 2: Convert to fraction form
    31,902.36/44,026.70 = 18,474.20/x
  3. Step 3: Cross multiply
    31,902.36x = 44,026.70 × 18,474.20
  4. Step 4: Simplify right side
    31,902.36x = 813,358,061.14
  5. Step 5: Solve for x
    x = 813,358,061.14/31,902.36
  6. Step 6: Final answer
    x = 25,495.23

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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.