Home / 15,104.34-22,636.46-6,782.81

Finding the Fourth Proportional to 15,104.34, 22,636.46 and 6,782.81

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Solution

The fourth proportional to 15,104.34, 22,636.46 and 6,782.81 is: 10,165.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,104.34 : 22,636.46 = 6,782.81 : x
  2. Step 2: Convert to fraction form
    15,104.34/22,636.46 = 6,782.81/x
  3. Step 3: Cross multiply
    15,104.34x = 22,636.46 × 6,782.81
  4. Step 4: Simplify right side
    15,104.34x = 153,538,711.03
  5. Step 5: Solve for x
    x = 153,538,711.03/15,104.34
  6. Step 6: Final answer
    x = 10,165.20

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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.