Home / 27,923.86-38,534.95-15,987.29

Finding the Fourth Proportional to 27,923.86, 38,534.95 and 15,987.29

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Solution

The fourth proportional to 27,923.86, 38,534.95 and 15,987.29 is: 22,062.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,923.86 : 38,534.95 = 15,987.29 : x
  2. Step 2: Convert to fraction form
    27,923.86/38,534.95 = 15,987.29/x
  3. Step 3: Cross multiply
    27,923.86x = 38,534.95 × 15,987.29
  4. Step 4: Simplify right side
    27,923.86x = 616,069,420.79
  5. Step 5: Solve for x
    x = 616,069,420.79/27,923.86
  6. Step 6: Final answer
    x = 22,062.47

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.