Home / 26,740.34-36,903.03-15,411.68

Finding the Fourth Proportional to 26,740.34, 36,903.03 and 15,411.68

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Solution

The fourth proportional to 26,740.34, 36,903.03 and 15,411.68 is: 21,268.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,740.34 : 36,903.03 = 15,411.68 : x
  2. Step 2: Convert to fraction form
    26,740.34/36,903.03 = 15,411.68/x
  3. Step 3: Cross multiply
    26,740.34x = 36,903.03 × 15,411.68
  4. Step 4: Simplify right side
    26,740.34x = 568,737,585.47
  5. Step 5: Solve for x
    x = 568,737,585.47/26,740.34
  6. Step 6: Final answer
    x = 21,268.90

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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.