Home / 26,411.07-36,447.21-15,800.70

Finding the Fourth Proportional to 26,411.07, 36,447.21 and 15,800.70

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Solution

The fourth proportional to 26,411.07, 36,447.21 and 15,800.70 is: 21,804.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,411.07 : 36,447.21 = 15,800.70 : x
  2. Step 2: Convert to fraction form
    26,411.07/36,447.21 = 15,800.70/x
  3. Step 3: Cross multiply
    26,411.07x = 36,447.21 × 15,800.70
  4. Step 4: Simplify right side
    26,411.07x = 575,891,431.05
  5. Step 5: Solve for x
    x = 575,891,431.05/26,411.07
  6. Step 6: Final answer
    x = 21,804.93

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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.