Home / 13,695.40-20,546.17-4,335.98

Finding the Fourth Proportional to 13,695.40, 20,546.17 and 4,335.98

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Solution

The fourth proportional to 13,695.40, 20,546.17 and 4,335.98 is: 6,504.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,695.40 : 20,546.17 = 4,335.98 : x
  2. Step 2: Convert to fraction form
    13,695.40/20,546.17 = 4,335.98/x
  3. Step 3: Cross multiply
    13,695.40x = 20,546.17 × 4,335.98
  4. Step 4: Simplify right side
    13,695.40x = 89,087,693.02
  5. Step 5: Solve for x
    x = 89,087,693.02/13,695.40
  6. Step 6: Final answer
    x = 6,504.94

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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.