Home / 31,074.93-42,882.48-17,277.19

Finding the Fourth Proportional to 31,074.93, 42,882.48 and 17,277.19

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Solution

The fourth proportional to 31,074.93, 42,882.48 and 17,277.19 is: 23,842.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,074.93 : 42,882.48 = 17,277.19 : x
  2. Step 2: Convert to fraction form
    31,074.93/42,882.48 = 17,277.19/x
  3. Step 3: Cross multiply
    31,074.93x = 42,882.48 × 17,277.19
  4. Step 4: Simplify right side
    31,074.93x = 740,888,647.43
  5. Step 5: Solve for x
    x = 740,888,647.43/31,074.93
  6. Step 6: Final answer
    x = 23,842.01

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.