Home / 35,209.80-52,819.29-11,509.07

Finding the Fourth Proportional to 35,209.80, 52,819.29 and 11,509.07

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Solution

The fourth proportional to 35,209.80, 52,819.29 and 11,509.07 is: 17,265.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,209.80 : 52,819.29 = 11,509.07 : x
  2. Step 2: Convert to fraction form
    35,209.80/52,819.29 = 11,509.07/x
  3. Step 3: Cross multiply
    35,209.80x = 52,819.29 × 11,509.07
  4. Step 4: Simplify right side
    35,209.80x = 607,900,641.86
  5. Step 5: Solve for x
    x = 607,900,641.86/35,209.80
  6. Step 6: Final answer
    x = 17,265.10

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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.