Home / 15,010.56-20,723.04-10,301.76

Finding the Fourth Proportional to 15,010.56, 20,723.04 and 10,301.76

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Solution

The fourth proportional to 15,010.56, 20,723.04 and 10,301.76 is: 14,222.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,010.56 : 20,723.04 = 10,301.76 : x
  2. Step 2: Convert to fraction form
    15,010.56/20,723.04 = 10,301.76/x
  3. Step 3: Cross multiply
    15,010.56x = 20,723.04 × 10,301.76
  4. Step 4: Simplify right side
    15,010.56x = 213,483,784.55
  5. Step 5: Solve for x
    x = 213,483,784.55/15,010.56
  6. Step 6: Final answer
    x = 14,222.24

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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.