Home / 20,034.12-27,646.26-10,959.32

Finding the Fourth Proportional to 20,034.12, 27,646.26 and 10,959.32

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Solution

The fourth proportional to 20,034.12, 27,646.26 and 10,959.32 is: 15,123.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,034.12 : 27,646.26 = 10,959.32 : x
  2. Step 2: Convert to fraction form
    20,034.12/27,646.26 = 10,959.32/x
  3. Step 3: Cross multiply
    20,034.12x = 27,646.26 × 10,959.32
  4. Step 4: Simplify right side
    20,034.12x = 302,984,210.14
  5. Step 5: Solve for x
    x = 302,984,210.14/20,034.12
  6. Step 6: Final answer
    x = 15,123.41

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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.