Home / 26,733.12-36,900.92-15,407.14

Finding the Fourth Proportional to 26,733.12, 36,900.92 and 15,407.14

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Solution

The fourth proportional to 26,733.12, 36,900.92 and 15,407.14 is: 21,267.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,733.12 : 36,900.92 = 15,407.14 : x
  2. Step 2: Convert to fraction form
    26,733.12/36,900.92 = 15,407.14/x
  3. Step 3: Cross multiply
    26,733.12x = 36,900.92 × 15,407.14
  4. Step 4: Simplify right side
    26,733.12x = 568,537,475.32
  5. Step 5: Solve for x
    x = 568,537,475.32/26,733.12
  6. Step 6: Final answer
    x = 21,267.16

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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.