Home / 32,126.01-44,323.16-20,809.90

Finding the Fourth Proportional to 32,126.01, 44,323.16 and 20,809.90

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Solution

The fourth proportional to 32,126.01, 44,323.16 and 20,809.90 is: 28,710.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,126.01 : 44,323.16 = 20,809.90 : x
  2. Step 2: Convert to fraction form
    32,126.01/44,323.16 = 20,809.90/x
  3. Step 3: Cross multiply
    32,126.01x = 44,323.16 × 20,809.90
  4. Step 4: Simplify right side
    32,126.01x = 922,360,527.28
  5. Step 5: Solve for x
    x = 922,360,527.28/32,126.01
  6. Step 6: Final answer
    x = 28,710.71

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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.