Home / 36,055.10-54,085.36-9,759.40

Finding the Fourth Proportional to 36,055.10, 54,085.36 and 9,759.40

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Solution

The fourth proportional to 36,055.10, 54,085.36 and 9,759.40 is: 14,639.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,055.10 : 54,085.36 = 9,759.40 : x
  2. Step 2: Convert to fraction form
    36,055.10/54,085.36 = 9,759.40/x
  3. Step 3: Cross multiply
    36,055.10x = 54,085.36 × 9,759.40
  4. Step 4: Simplify right side
    36,055.10x = 527,840,662.38
  5. Step 5: Solve for x
    x = 527,840,662.38/36,055.10
  6. Step 6: Final answer
    x = 14,639.83

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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.