Home / 15,136.20-22,708.35-10,762.20

Finding the Fourth Proportional to 15,136.20, 22,708.35 and 10,762.20

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Solution

The fourth proportional to 15,136.20, 22,708.35 and 10,762.20 is: 16,146.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,136.20 : 22,708.35 = 10,762.20 : x
  2. Step 2: Convert to fraction form
    15,136.20/22,708.35 = 10,762.20/x
  3. Step 3: Cross multiply
    15,136.20x = 22,708.35 × 10,762.20
  4. Step 4: Simplify right side
    15,136.20x = 244,391,804.37
  5. Step 5: Solve for x
    x = 244,391,804.37/15,136.20
  6. Step 6: Final answer
    x = 16,146.18

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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.