Home / 19,260.72-26,577-11,301.12

Finding the Fourth Proportional to 19,260.72, 26,577 and 11,301.12

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Solution

The fourth proportional to 19,260.72, 26,577 and 11,301.12 is: 15,593.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,260.72 : 26,577 = 11,301.12 : x
  2. Step 2: Convert to fraction form
    19,260.72/26,577 = 11,301.12/x
  3. Step 3: Cross multiply
    19,260.72x = 26,577 × 11,301.12
  4. Step 4: Simplify right side
    19,260.72x = 300,349,866.24
  5. Step 5: Solve for x
    x = 300,349,866.24/19,260.72
  6. Step 6: Final answer
    x = 15,593.91

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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.