Home / 32,210.76-44,409.70-20,860.20

Finding the Fourth Proportional to 32,210.76, 44,409.70 and 20,860.20

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Solution

The fourth proportional to 32,210.76, 44,409.70 and 20,860.20 is: 28,760.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,210.76 : 44,409.70 = 20,860.20 : x
  2. Step 2: Convert to fraction form
    32,210.76/44,409.70 = 20,860.20/x
  3. Step 3: Cross multiply
    32,210.76x = 44,409.70 × 20,860.20
  4. Step 4: Simplify right side
    32,210.76x = 926,395,223.94
  5. Step 5: Solve for x
    x = 926,395,223.94/32,210.76
  6. Step 6: Final answer
    x = 28,760.43

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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.