Home / 22,421.80-33,632.59-10,699.48

Finding the Fourth Proportional to 22,421.80, 33,632.59 and 10,699.48

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Solution

The fourth proportional to 22,421.80, 33,632.59 and 10,699.48 is: 16,049.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,421.80 : 33,632.59 = 10,699.48 : x
  2. Step 2: Convert to fraction form
    22,421.80/33,632.59 = 10,699.48/x
  3. Step 3: Cross multiply
    22,421.80x = 33,632.59 × 10,699.48
  4. Step 4: Simplify right side
    22,421.80x = 359,851,224.05
  5. Step 5: Solve for x
    x = 359,851,224.05/22,421.80
  6. Step 6: Final answer
    x = 16,049.17

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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.