Home / 18,154.52-25,059.68-10,984.81

Finding the Fourth Proportional to 18,154.52, 25,059.68 and 10,984.81

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Solution

The fourth proportional to 18,154.52, 25,059.68 and 10,984.81 is: 15,162.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,154.52 : 25,059.68 = 10,984.81 : x
  2. Step 2: Convert to fraction form
    18,154.52/25,059.68 = 10,984.81/x
  3. Step 3: Cross multiply
    18,154.52x = 25,059.68 × 10,984.81
  4. Step 4: Simplify right side
    18,154.52x = 275,275,643.24
  5. Step 5: Solve for x
    x = 275,275,643.24/18,154.52
  6. Step 6: Final answer
    x = 15,162.93

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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.