Home / 26,151.43-36,077.93-15,539.02

Finding the Fourth Proportional to 26,151.43, 36,077.93 and 15,539.02

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Solution

The fourth proportional to 26,151.43, 36,077.93 and 15,539.02 is: 21,437.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,151.43 : 36,077.93 = 15,539.02 : x
  2. Step 2: Convert to fraction form
    26,151.43/36,077.93 = 15,539.02/x
  3. Step 3: Cross multiply
    26,151.43x = 36,077.93 × 15,539.02
  4. Step 4: Simplify right side
    26,151.43x = 560,615,675.83
  5. Step 5: Solve for x
    x = 560,615,675.83/26,151.43
  6. Step 6: Final answer
    x = 21,437.29

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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.