Home / 35,182.68-48,555.99-20,079.06

Finding the Fourth Proportional to 35,182.68, 48,555.99 and 20,079.06

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Solution

The fourth proportional to 35,182.68, 48,555.99 and 20,079.06 is: 27,711.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,182.68 : 48,555.99 = 20,079.06 : x
  2. Step 2: Convert to fraction form
    35,182.68/48,555.99 = 20,079.06/x
  3. Step 3: Cross multiply
    35,182.68x = 48,555.99 × 20,079.06
  4. Step 4: Simplify right side
    35,182.68x = 974,958,636.57
  5. Step 5: Solve for x
    x = 974,958,636.57/35,182.68
  6. Step 6: Final answer
    x = 27,711.32

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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.