Home / 15,188.60-22,783.11-5,328.17

Finding the Fourth Proportional to 15,188.60, 22,783.11 and 5,328.17

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Solution

The fourth proportional to 15,188.60, 22,783.11 and 5,328.17 is: 7,992.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,188.60 : 22,783.11 = 5,328.17 : x
  2. Step 2: Convert to fraction form
    15,188.60/22,783.11 = 5,328.17/x
  3. Step 3: Cross multiply
    15,188.60x = 22,783.11 × 5,328.17
  4. Step 4: Simplify right side
    15,188.60x = 121,392,283.21
  5. Step 5: Solve for x
    x = 121,392,283.21/15,188.60
  6. Step 6: Final answer
    x = 7,992.33

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1.5x scale

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.