Home / 26,009.66-35,891.16-15,397.46

Finding the Fourth Proportional to 26,009.66, 35,891.16 and 15,397.46

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Solution

The fourth proportional to 26,009.66, 35,891.16 and 15,397.46 is: 21,247.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,009.66 : 35,891.16 = 15,397.46 : x
  2. Step 2: Convert to fraction form
    26,009.66/35,891.16 = 15,397.46/x
  3. Step 3: Cross multiply
    26,009.66x = 35,891.16 × 15,397.46
  4. Step 4: Simplify right side
    26,009.66x = 552,632,700.45
  5. Step 5: Solve for x
    x = 552,632,700.45/26,009.66
  6. Step 6: Final answer
    x = 21,247.21

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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.