Home / 15,675.21-23,497.70-5,281.29

Finding the Fourth Proportional to 15,675.21, 23,497.70 and 5,281.29

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Solution

The fourth proportional to 15,675.21, 23,497.70 and 5,281.29 is: 7,916.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,675.21 : 23,497.70 = 5,281.29 : x
  2. Step 2: Convert to fraction form
    15,675.21/23,497.70 = 5,281.29/x
  3. Step 3: Cross multiply
    15,675.21x = 23,497.70 × 5,281.29
  4. Step 4: Simplify right side
    15,675.21x = 124,098,141.63
  5. Step 5: Solve for x
    x = 124,098,141.63/15,675.21
  6. Step 6: Final answer
    x = 7,916.84

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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.