Home / 35,519.58-53,265.45-13,320.85

Finding the Fourth Proportional to 35,519.58, 53,265.45 and 13,320.85

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Solution

The fourth proportional to 35,519.58, 53,265.45 and 13,320.85 is: 19,976.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,519.58 : 53,265.45 = 13,320.85 : x
  2. Step 2: Convert to fraction form
    35,519.58/53,265.45 = 13,320.85/x
  3. Step 3: Cross multiply
    35,519.58x = 53,265.45 × 13,320.85
  4. Step 4: Simplify right side
    35,519.58x = 709,541,069.63
  5. Step 5: Solve for x
    x = 709,541,069.63/35,519.58
  6. Step 6: Final answer
    x = 19,976.05

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.