Home / 15,434.96-23,153.85-7,117.27

Finding the Fourth Proportional to 15,434.96, 23,153.85 and 7,117.27

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Solution

The fourth proportional to 15,434.96, 23,153.85 and 7,117.27 is: 10,676.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,434.96 : 23,153.85 = 7,117.27 : x
  2. Step 2: Convert to fraction form
    15,434.96/23,153.85 = 7,117.27/x
  3. Step 3: Cross multiply
    15,434.96x = 23,153.85 × 7,117.27
  4. Step 4: Simplify right side
    15,434.96x = 164,792,144.10
  5. Step 5: Solve for x
    x = 164,792,144.10/15,434.96
  6. Step 6: Final answer
    x = 10,676.55

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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.