Home / 26,344.29-36,356.07-15,015.50

Finding the Fourth Proportional to 26,344.29, 36,356.07 and 15,015.50

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Solution

The fourth proportional to 26,344.29, 36,356.07 and 15,015.50 is: 20,721.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,344.29 : 36,356.07 = 15,015.50 : x
  2. Step 2: Convert to fraction form
    26,344.29/36,356.07 = 15,015.50/x
  3. Step 3: Cross multiply
    26,344.29x = 36,356.07 × 15,015.50
  4. Step 4: Simplify right side
    26,344.29x = 545,904,569.09
  5. Step 5: Solve for x
    x = 545,904,569.09/26,344.29
  6. Step 6: Final answer
    x = 20,721.93

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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.