Home / 19,934.65-27,511.06-10,982.15

Finding the Fourth Proportional to 19,934.65, 27,511.06 and 10,982.15

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Solution

The fourth proportional to 19,934.65, 27,511.06 and 10,982.15 is: 15,156.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,934.65 : 27,511.06 = 10,982.15 : x
  2. Step 2: Convert to fraction form
    19,934.65/27,511.06 = 10,982.15/x
  3. Step 3: Cross multiply
    19,934.65x = 27,511.06 × 10,982.15
  4. Step 4: Simplify right side
    19,934.65x = 302,130,587.58
  5. Step 5: Solve for x
    x = 302,130,587.58/19,934.65
  6. Step 6: Final answer
    x = 15,156.05

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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.