Home / 23,016.51-34,522.20-7,220.90

Finding the Fourth Proportional to 23,016.51, 34,522.20 and 7,220.90

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Solution

The fourth proportional to 23,016.51, 34,522.20 and 7,220.90 is: 10,830.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,016.51 : 34,522.20 = 7,220.90 : x
  2. Step 2: Convert to fraction form
    23,016.51/34,522.20 = 7,220.90/x
  3. Step 3: Cross multiply
    23,016.51x = 34,522.20 × 7,220.90
  4. Step 4: Simplify right side
    23,016.51x = 249,281,440.29
  5. Step 5: Solve for x
    x = 249,281,440.29/23,016.51
  6. Step 6: Final answer
    x = 10,830.55

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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.