Home / 26,138.16-36,066.60-15,527.52

Finding the Fourth Proportional to 26,138.16, 36,066.60 and 15,527.52

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Solution

The fourth proportional to 26,138.16, 36,066.60 and 15,527.52 is: 21,425.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,138.16 : 36,066.60 = 15,527.52 : x
  2. Step 2: Convert to fraction form
    26,138.16/36,066.60 = 15,527.52/x
  3. Step 3: Cross multiply
    26,138.16x = 36,066.60 × 15,527.52
  4. Step 4: Simplify right side
    26,138.16x = 560,024,852.83
  5. Step 5: Solve for x
    x = 560,024,852.83/26,138.16
  6. Step 6: Final answer
    x = 21,425.57

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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.