Home / 22,269.79-33,403.51-7,479.01

Finding the Fourth Proportional to 22,269.79, 33,403.51 and 7,479.01

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Solution

The fourth proportional to 22,269.79, 33,403.51 and 7,479.01 is: 11,218.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,269.79 : 33,403.51 = 7,479.01 : x
  2. Step 2: Convert to fraction form
    22,269.79/33,403.51 = 7,479.01/x
  3. Step 3: Cross multiply
    22,269.79x = 33,403.51 × 7,479.01
  4. Step 4: Simplify right side
    22,269.79x = 249,825,185.33
  5. Step 5: Solve for x
    x = 249,825,185.33/22,269.79
  6. Step 6: Final answer
    x = 11,218.12

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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.