Home / 13,560.12-20,341.80-4,673.04

Finding the Fourth Proportional to 13,560.12, 20,341.80 and 4,673.04

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Solution

The fourth proportional to 13,560.12, 20,341.80 and 4,673.04 is: 7,010.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,560.12 : 20,341.80 = 4,673.04 : x
  2. Step 2: Convert to fraction form
    13,560.12/20,341.80 = 4,673.04/x
  3. Step 3: Cross multiply
    13,560.12x = 20,341.80 × 4,673.04
  4. Step 4: Simplify right side
    13,560.12x = 95,058,045.07
  5. Step 5: Solve for x
    x = 95,058,045.07/13,560.12
  6. Step 6: Final answer
    x = 7,010.12

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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.