Home / 35,503.20-48,992.40-22,075.20

Finding the Fourth Proportional to 35,503.20, 48,992.40 and 22,075.20

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Solution

The fourth proportional to 35,503.20, 48,992.40 and 22,075.20 is: 30,462.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,503.20 : 48,992.40 = 22,075.20 : x
  2. Step 2: Convert to fraction form
    35,503.20/48,992.40 = 22,075.20/x
  3. Step 3: Cross multiply
    35,503.20x = 48,992.40 × 22,075.20
  4. Step 4: Simplify right side
    35,503.20x = 1,081,517,028.48
  5. Step 5: Solve for x
    x = 1,081,517,028.48/35,503.20
  6. Step 6: Final answer
    x = 30,462.52

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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.