Home / 35,816.38-49,423.71-20,710.02

Finding the Fourth Proportional to 35,816.38, 49,423.71 and 20,710.02

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Solution

The fourth proportional to 35,816.38, 49,423.71 and 20,710.02 is: 28,578.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,816.38 : 49,423.71 = 20,710.02 : x
  2. Step 2: Convert to fraction form
    35,816.38/49,423.71 = 20,710.02/x
  3. Step 3: Cross multiply
    35,816.38x = 49,423.71 × 20,710.02
  4. Step 4: Simplify right side
    35,816.38x = 1,023,566,100.24
  5. Step 5: Solve for x
    x = 1,023,566,100.24/35,816.38
  6. Step 6: Final answer
    x = 28,578.16

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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.