Home / 27,210.78-40,808.45-10,567.26

Finding the Fourth Proportional to 27,210.78, 40,808.45 and 10,567.26

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Solution

The fourth proportional to 27,210.78, 40,808.45 and 10,567.26 is: 15,847.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,210.78 : 40,808.45 = 10,567.26 : x
  2. Step 2: Convert to fraction form
    27,210.78/40,808.45 = 10,567.26/x
  3. Step 3: Cross multiply
    27,210.78x = 40,808.45 × 10,567.26
  4. Step 4: Simplify right side
    27,210.78x = 431,233,550.53
  5. Step 5: Solve for x
    x = 431,233,550.53/27,210.78
  6. Step 6: Final answer
    x = 15,847.89

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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.