Home / 15,433.64-23,119.46-7,102.08

Finding the Fourth Proportional to 15,433.64, 23,119.46 and 7,102.08

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Solution

The fourth proportional to 15,433.64, 23,119.46 and 7,102.08 is: 10,638.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,433.64 : 23,119.46 = 7,102.08 : x
  2. Step 2: Convert to fraction form
    15,433.64/23,119.46 = 7,102.08/x
  3. Step 3: Cross multiply
    15,433.64x = 23,119.46 × 7,102.08
  4. Step 4: Simplify right side
    15,433.64x = 164,196,254.48
  5. Step 5: Solve for x
    x = 164,196,254.48/15,433.64
  6. Step 6: Final answer
    x = 10,638.85

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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.