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Finding the Fourth Proportional to 65,595.66, 98,394.06 and 18,848.52

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Solution

The fourth proportional to 65,595.66, 98,394.06 and 18,848.52 is: 28,272.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,595.66 : 98,394.06 = 18,848.52 : x
  2. Step 2: Convert to fraction form
    65,595.66/98,394.06 = 18,848.52/x
  3. Step 3: Cross multiply
    65,595.66x = 98,394.06 × 18,848.52
  4. Step 4: Simplify right side
    65,595.66x = 1,854,582,407.79
  5. Step 5: Solve for x
    x = 1,854,582,407.79/65,595.66
  6. Step 6: Final answer
    x = 28,272.94

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.