Home / 23,010.60-34,515.12-7,215.60

Finding the Fourth Proportional to 23,010.60, 34,515.12 and 7,215.60

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Solution

The fourth proportional to 23,010.60, 34,515.12 and 7,215.60 is: 10,823.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,010.60 : 34,515.12 = 7,215.60 : x
  2. Step 2: Convert to fraction form
    23,010.60/34,515.12 = 7,215.60/x
  3. Step 3: Cross multiply
    23,010.60x = 34,515.12 × 7,215.60
  4. Step 4: Simplify right side
    23,010.60x = 249,047,299.87
  5. Step 5: Solve for x
    x = 249,047,299.87/23,010.60
  6. Step 6: Final answer
    x = 10,823.16

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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.