Home / 22,119.47-33,184.87-7,332.51

Finding the Fourth Proportional to 22,119.47, 33,184.87 and 7,332.51

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Solution

The fourth proportional to 22,119.47, 33,184.87 and 7,332.51 is: 11,000.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,119.47 : 33,184.87 = 7,332.51 : x
  2. Step 2: Convert to fraction form
    22,119.47/33,184.87 = 7,332.51/x
  3. Step 3: Cross multiply
    22,119.47x = 33,184.87 × 7,332.51
  4. Step 4: Simplify right side
    22,119.47x = 243,328,391.12
  5. Step 5: Solve for x
    x = 243,328,391.12/22,119.47
  6. Step 6: Final answer
    x = 11,000.64

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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.