Home / 42,781.81-59,040.84-23,918.95

Finding the Fourth Proportional to 42,781.81, 59,040.84 and 23,918.95

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Solution

The fourth proportional to 42,781.81, 59,040.84 and 23,918.95 is: 33,009.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,781.81 : 59,040.84 = 23,918.95 : x
  2. Step 2: Convert to fraction form
    42,781.81/59,040.84 = 23,918.95/x
  3. Step 3: Cross multiply
    42,781.81x = 59,040.84 × 23,918.95
  4. Step 4: Simplify right side
    42,781.81x = 1,412,194,899.92
  5. Step 5: Solve for x
    x = 1,412,194,899.92/42,781.81
  6. Step 6: Final answer
    x = 33,009.24

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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.