Home / 15,010.56-20,699.28-9,041.04

Finding the Fourth Proportional to 15,010.56, 20,699.28 and 9,041.04

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Solution

The fourth proportional to 15,010.56, 20,699.28 and 9,041.04 is: 12,467.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,010.56 : 20,699.28 = 9,041.04 : x
  2. Step 2: Convert to fraction form
    15,010.56/20,699.28 = 9,041.04/x
  3. Step 3: Cross multiply
    15,010.56x = 20,699.28 × 9,041.04
  4. Step 4: Simplify right side
    15,010.56x = 187,143,018.45
  5. Step 5: Solve for x
    x = 187,143,018.45/15,010.56
  6. Step 6: Final answer
    x = 12,467.42

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.