Home / 26,082.16-39,109.08-9,206.72

Finding the Fourth Proportional to 26,082.16, 39,109.08 and 9,206.72

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Solution

The fourth proportional to 26,082.16, 39,109.08 and 9,206.72 is: 13,805.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,082.16 : 39,109.08 = 9,206.72 : x
  2. Step 2: Convert to fraction form
    26,082.16/39,109.08 = 9,206.72/x
  3. Step 3: Cross multiply
    26,082.16x = 39,109.08 × 9,206.72
  4. Step 4: Simplify right side
    26,082.16x = 360,066,349.02
  5. Step 5: Solve for x
    x = 360,066,349.02/26,082.16
  6. Step 6: Final answer
    x = 13,805.08

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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.