Home / 26,275-36,259.52-19,566.40

Finding the Fourth Proportional to 26,275, 36,259.52 and 19,566.40

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Solution

The fourth proportional to 26,275, 36,259.52 and 19,566.40 is: 27,001.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,275 : 36,259.52 = 19,566.40 : x
  2. Step 2: Convert to fraction form
    26,275/36,259.52 = 19,566.40/x
  3. Step 3: Cross multiply
    26,275x = 36,259.52 × 19,566.40
  4. Step 4: Simplify right side
    26,275x = 709,468,272.13
  5. Step 5: Solve for x
    x = 709,468,272.13/26,275
  6. Step 6: Final answer
    x = 27,001.65

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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.