Home / 32,797.09-45,263.46-20,057.72

Finding the Fourth Proportional to 32,797.09, 45,263.46 and 20,057.72

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Solution

The fourth proportional to 32,797.09, 45,263.46 and 20,057.72 is: 27,681.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,797.09 : 45,263.46 = 20,057.72 : x
  2. Step 2: Convert to fraction form
    32,797.09/45,263.46 = 20,057.72/x
  3. Step 3: Cross multiply
    32,797.09x = 45,263.46 × 20,057.72
  4. Step 4: Simplify right side
    32,797.09x = 907,881,806.91
  5. Step 5: Solve for x
    x = 907,881,806.91/32,797.09
  6. Step 6: Final answer
    x = 27,681.78

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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.