Home / 34,987.69-48,284.32-19,882.92

Finding the Fourth Proportional to 34,987.69, 48,284.32 and 19,882.92

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Solution

The fourth proportional to 34,987.69, 48,284.32 and 19,882.92 is: 27,439.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,987.69 : 48,284.32 = 19,882.92 : x
  2. Step 2: Convert to fraction form
    34,987.69/48,284.32 = 19,882.92/x
  3. Step 3: Cross multiply
    34,987.69x = 48,284.32 × 19,882.92
  4. Step 4: Simplify right side
    34,987.69x = 960,033,271.81
  5. Step 5: Solve for x
    x = 960,033,271.81/34,987.69
  6. Step 6: Final answer
    x = 27,439.18

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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.