Home / 26,476.15-36,537.21-15,145.77

Finding the Fourth Proportional to 26,476.15, 36,537.21 and 15,145.77

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Solution

The fourth proportional to 26,476.15, 36,537.21 and 15,145.77 is: 20,901.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,476.15 : 36,537.21 = 15,145.77 : x
  2. Step 2: Convert to fraction form
    26,476.15/36,537.21 = 15,145.77/x
  3. Step 3: Cross multiply
    26,476.15x = 36,537.21 × 15,145.77
  4. Step 4: Simplify right side
    26,476.15x = 553,384,179.10
  5. Step 5: Solve for x
    x = 553,384,179.10/26,476.15
  6. Step 6: Final answer
    x = 20,901.23

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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.