Home / 36,585.36-54,878.09-10,290.12

Finding the Fourth Proportional to 36,585.36, 54,878.09 and 10,290.12

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Solution

The fourth proportional to 36,585.36, 54,878.09 and 10,290.12 is: 15,435.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,585.36 : 54,878.09 = 10,290.12 : x
  2. Step 2: Convert to fraction form
    36,585.36/54,878.09 = 10,290.12/x
  3. Step 3: Cross multiply
    36,585.36x = 54,878.09 × 10,290.12
  4. Step 4: Simplify right side
    36,585.36x = 564,702,080.02
  5. Step 5: Solve for x
    x = 564,702,080.02/36,585.36
  6. Step 6: Final answer
    x = 15,435.19

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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.