Home / 15,756.66-23,638.79-4,512.17

Finding the Fourth Proportional to 15,756.66, 23,638.79 and 4,512.17

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Solution

The fourth proportional to 15,756.66, 23,638.79 and 4,512.17 is: 6,769.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,756.66 : 23,638.79 = 4,512.17 : x
  2. Step 2: Convert to fraction form
    15,756.66/23,638.79 = 4,512.17/x
  3. Step 3: Cross multiply
    15,756.66x = 23,638.79 × 4,512.17
  4. Step 4: Simplify right side
    15,756.66x = 106,662,098.32
  5. Step 5: Solve for x
    x = 106,662,098.32/15,756.66
  6. Step 6: Final answer
    x = 6,769.33

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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.