Home / 77,017.21-115,524.90-24,427.15

Finding the Fourth Proportional to 77,017.21, 115,524.90 and 24,427.15

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Solution

The fourth proportional to 77,017.21, 115,524.90 and 24,427.15 is: 36,640.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,017.21 : 115,524.90 = 24,427.15 : x
  2. Step 2: Convert to fraction form
    77,017.21/115,524.90 = 24,427.15/x
  3. Step 3: Cross multiply
    77,017.21x = 115,524.90 × 24,427.15
  4. Step 4: Simplify right side
    77,017.21x = 2,821,944,061.04
  5. Step 5: Solve for x
    x = 2,821,944,061.04/77,017.21
  6. Step 6: Final answer
    x = 36,640.43

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.