Home / 27,848.07-38,432.16-15,272.82

Finding the Fourth Proportional to 27,848.07, 38,432.16 and 15,272.82

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Solution

The fourth proportional to 27,848.07, 38,432.16 and 15,272.82 is: 21,077.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,848.07 : 38,432.16 = 15,272.82 : x
  2. Step 2: Convert to fraction form
    27,848.07/38,432.16 = 15,272.82/x
  3. Step 3: Cross multiply
    27,848.07x = 38,432.16 × 15,272.82
  4. Step 4: Simplify right side
    27,848.07x = 586,967,461.89
  5. Step 5: Solve for x
    x = 586,967,461.89/27,848.07
  6. Step 6: Final answer
    x = 21,077.49

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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.