Home / 35,645.60-49,203.23-20,544.28

Finding the Fourth Proportional to 35,645.60, 49,203.23 and 20,544.28

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Solution

The fourth proportional to 35,645.60, 49,203.23 and 20,544.28 is: 28,358.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,645.60 : 49,203.23 = 20,544.28 : x
  2. Step 2: Convert to fraction form
    35,645.60/49,203.23 = 20,544.28/x
  3. Step 3: Cross multiply
    35,645.60x = 49,203.23 × 20,544.28
  4. Step 4: Simplify right side
    35,645.60x = 1,010,844,934.02
  5. Step 5: Solve for x
    x = 1,010,844,934.02/35,645.60
  6. Step 6: Final answer
    x = 28,358.20

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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.