Home / 31,899.03-44,018.08-18,471.14

Finding the Fourth Proportional to 31,899.03, 44,018.08 and 18,471.14

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Solution

The fourth proportional to 31,899.03, 44,018.08 and 18,471.14 is: 25,488.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,899.03 : 44,018.08 = 18,471.14 : x
  2. Step 2: Convert to fraction form
    31,899.03/44,018.08 = 18,471.14/x
  3. Step 3: Cross multiply
    31,899.03x = 44,018.08 × 18,471.14
  4. Step 4: Simplify right side
    31,899.03x = 813,064,017.01
  5. Step 5: Solve for x
    x = 813,064,017.01/31,899.03
  6. Step 6: Final answer
    x = 25,488.68

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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.