Home / 13,534.56-20,301.84-4,649.40

Finding the Fourth Proportional to 13,534.56, 20,301.84 and 4,649.40

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Solution

The fourth proportional to 13,534.56, 20,301.84 and 4,649.40 is: 6,974.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,534.56 : 20,301.84 = 4,649.40 : x
  2. Step 2: Convert to fraction form
    13,534.56/20,301.84 = 4,649.40/x
  3. Step 3: Cross multiply
    13,534.56x = 20,301.84 × 4,649.40
  4. Step 4: Simplify right side
    13,534.56x = 94,391,374.90
  5. Step 5: Solve for x
    x = 94,391,374.90/13,534.56
  6. Step 6: Final answer
    x = 6,974.10

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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.