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Finding the Fourth Proportional to 15,335.93, 23,003.88 and 4,947.68

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Solution

The fourth proportional to 15,335.93, 23,003.88 and 4,947.68 is: 7,421.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,335.93 : 23,003.88 = 4,947.68 : x
  2. Step 2: Convert to fraction form
    15,335.93/23,003.88 = 4,947.68/x
  3. Step 3: Cross multiply
    15,335.93x = 23,003.88 × 4,947.68
  4. Step 4: Simplify right side
    15,335.93x = 113,815,837.00
  5. Step 5: Solve for x
    x = 113,815,837.00/15,335.93
  6. Step 6: Final answer
    x = 7,421.52

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1.5x scale

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.