Home / 19,502.26-26,911.47-11,543.08

Finding the Fourth Proportional to 19,502.26, 26,911.47 and 11,543.08

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Solution

The fourth proportional to 19,502.26, 26,911.47 and 11,543.08 is: 15,928.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,502.26 : 26,911.47 = 11,543.08 : x
  2. Step 2: Convert to fraction form
    19,502.26/26,911.47 = 11,543.08/x
  3. Step 3: Cross multiply
    19,502.26x = 26,911.47 × 11,543.08
  4. Step 4: Simplify right side
    19,502.26x = 310,641,251.13
  5. Step 5: Solve for x
    x = 310,641,251.13/19,502.26
  6. Step 6: Final answer
    x = 15,928.47

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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.