Home / 15,358.43-21,194.25-10,053.13

Finding the Fourth Proportional to 15,358.43, 21,194.25 and 10,053.13

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Solution

The fourth proportional to 15,358.43, 21,194.25 and 10,053.13 is: 13,873.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,358.43 : 21,194.25 = 10,053.13 : x
  2. Step 2: Convert to fraction form
    15,358.43/21,194.25 = 10,053.13/x
  3. Step 3: Cross multiply
    15,358.43x = 21,194.25 × 10,053.13
  4. Step 4: Simplify right side
    15,358.43x = 213,068,550.50
  5. Step 5: Solve for x
    x = 213,068,550.50/15,358.43
  6. Step 6: Final answer
    x = 13,873.07

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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.