Home / 31,054.11-42,853.19-17,623.53

Finding the Fourth Proportional to 31,054.11, 42,853.19 and 17,623.53

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Solution

The fourth proportional to 31,054.11, 42,853.19 and 17,623.53 is: 24,319.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,054.11 : 42,853.19 = 17,623.53 : x
  2. Step 2: Convert to fraction form
    31,054.11/42,853.19 = 17,623.53/x
  3. Step 3: Cross multiply
    31,054.11x = 42,853.19 × 17,623.53
  4. Step 4: Simplify right side
    31,054.11x = 755,224,618.23
  5. Step 5: Solve for x
    x = 755,224,618.23/31,054.11
  6. Step 6: Final answer
    x = 24,319.64

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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.