Home / 36,184.74-54,278.62-9,889.40

Finding the Fourth Proportional to 36,184.74, 54,278.62 and 9,889.40

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Solution

The fourth proportional to 36,184.74, 54,278.62 and 9,889.40 is: 14,834.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,184.74 : 54,278.62 = 9,889.40 : x
  2. Step 2: Convert to fraction form
    36,184.74/54,278.62 = 9,889.40/x
  3. Step 3: Cross multiply
    36,184.74x = 54,278.62 × 9,889.40
  4. Step 4: Simplify right side
    36,184.74x = 536,782,984.63
  5. Step 5: Solve for x
    x = 536,782,984.63/36,184.74
  6. Step 6: Final answer
    x = 14,834.51

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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.