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Finding the Fourth Proportional to 45,848.80, 68,686.80 and 23,586.40

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Solution

The fourth proportional to 45,848.80, 68,686.80 and 23,586.40 is: 35,335.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,848.80 : 68,686.80 = 23,586.40 : x
  2. Step 2: Convert to fraction form
    45,848.80/68,686.80 = 23,586.40/x
  3. Step 3: Cross multiply
    45,848.80x = 68,686.80 × 23,586.40
  4. Step 4: Simplify right side
    45,848.80x = 1,620,074,339.52
  5. Step 5: Solve for x
    x = 1,620,074,339.52/45,848.80
  6. Step 6: Final answer
    x = 35,335.15

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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.