Home / 18,829.45-25,984.88-10,332.33

Finding the Fourth Proportional to 18,829.45, 25,984.88 and 10,332.33

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Solution

The fourth proportional to 18,829.45, 25,984.88 and 10,332.33 is: 14,258.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,829.45 : 25,984.88 = 10,332.33 : x
  2. Step 2: Convert to fraction form
    18,829.45/25,984.88 = 10,332.33/x
  3. Step 3: Cross multiply
    18,829.45x = 25,984.88 × 10,332.33
  4. Step 4: Simplify right side
    18,829.45x = 268,484,355.17
  5. Step 5: Solve for x
    x = 268,484,355.17/18,829.45
  6. Step 6: Final answer
    x = 14,258.75

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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.