Home / 31,184.32-46,701.92-17,122.72

Finding the Fourth Proportional to 31,184.32, 46,701.92 and 17,122.72

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Solution

The fourth proportional to 31,184.32, 46,701.92 and 17,122.72 is: 25,643.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,184.32 : 46,701.92 = 17,122.72 : x
  2. Step 2: Convert to fraction form
    31,184.32/46,701.92 = 17,122.72/x
  3. Step 3: Cross multiply
    31,184.32x = 46,701.92 × 17,122.72
  4. Step 4: Simplify right side
    31,184.32x = 799,663,899.62
  5. Step 5: Solve for x
    x = 799,663,899.62/31,184.32
  6. Step 6: Final answer
    x = 25,643.14

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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.