Home / 10,082.07-15,121.08-9,581.93

Finding the Fourth Proportional to 10,082.07, 15,121.08 and 9,581.93

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Solution

The fourth proportional to 10,082.07, 15,121.08 and 9,581.93 is: 14,370.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,082.07 : 15,121.08 = 9,581.93 : x
  2. Step 2: Convert to fraction form
    10,082.07/15,121.08 = 9,581.93/x
  3. Step 3: Cross multiply
    10,082.07x = 15,121.08 × 9,581.93
  4. Step 4: Simplify right side
    10,082.07x = 144,889,130.08
  5. Step 5: Solve for x
    x = 144,889,130.08/10,082.07
  6. Step 6: Final answer
    x = 14,370.97

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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.