Home / 31,875.26-43,988.67-17,729.01

Finding the Fourth Proportional to 31,875.26, 43,988.67 and 17,729.01

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Solution

The fourth proportional to 31,875.26, 43,988.67 and 17,729.01 is: 24,466.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,875.26 : 43,988.67 = 17,729.01 : x
  2. Step 2: Convert to fraction form
    31,875.26/43,988.67 = 17,729.01/x
  3. Step 3: Cross multiply
    31,875.26x = 43,988.67 × 17,729.01
  4. Step 4: Simplify right side
    31,875.26x = 779,875,570.32
  5. Step 5: Solve for x
    x = 779,875,570.32/31,875.26
  6. Step 6: Final answer
    x = 24,466.49

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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.