Home / 35,616.09-53,397.58-11,909.62

Finding the Fourth Proportional to 35,616.09, 53,397.58 and 11,909.62

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Solution

The fourth proportional to 35,616.09, 53,397.58 and 11,909.62 is: 17,855.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,616.09 : 53,397.58 = 11,909.62 : x
  2. Step 2: Convert to fraction form
    35,616.09/53,397.58 = 11,909.62/x
  3. Step 3: Cross multiply
    35,616.09x = 53,397.58 × 11,909.62
  4. Step 4: Simplify right side
    35,616.09x = 635,944,870.93
  5. Step 5: Solve for x
    x = 635,944,870.93/35,616.09
  6. Step 6: Final answer
    x = 17,855.55

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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.