Home / 19,229.67-26,539.56-11,275.07

Finding the Fourth Proportional to 19,229.67, 26,539.56 and 11,275.07

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Solution

The fourth proportional to 19,229.67, 26,539.56 and 11,275.07 is: 15,561.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,229.67 : 26,539.56 = 11,275.07 : x
  2. Step 2: Convert to fraction form
    19,229.67/26,539.56 = 11,275.07/x
  3. Step 3: Cross multiply
    19,229.67x = 26,539.56 × 11,275.07
  4. Step 4: Simplify right side
    19,229.67x = 299,235,264.07
  5. Step 5: Solve for x
    x = 299,235,264.07/19,229.67
  6. Step 6: Final answer
    x = 15,561.12

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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.