Home / 20,574.04-30,862.51-10,183

Finding the Fourth Proportional to 20,574.04, 30,862.51 and 10,183

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Solution

The fourth proportional to 20,574.04, 30,862.51 and 10,183 is: 15,275.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,574.04 : 30,862.51 = 10,183 : x
  2. Step 2: Convert to fraction form
    20,574.04/30,862.51 = 10,183/x
  3. Step 3: Cross multiply
    20,574.04x = 30,862.51 × 10,183
  4. Step 4: Simplify right side
    20,574.04x = 314,272,939.33
  5. Step 5: Solve for x
    x = 314,272,939.33/20,574.04
  6. Step 6: Final answer
    x = 15,275.22

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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.