Home / 15,492.96-23,223.45-6,129.18

Finding the Fourth Proportional to 15,492.96, 23,223.45 and 6,129.18

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Solution

The fourth proportional to 15,492.96, 23,223.45 and 6,129.18 is: 9,187.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,492.96 : 23,223.45 = 6,129.18 : x
  2. Step 2: Convert to fraction form
    15,492.96/23,223.45 = 6,129.18/x
  3. Step 3: Cross multiply
    15,492.96x = 23,223.45 × 6,129.18
  4. Step 4: Simplify right side
    15,492.96x = 142,340,705.27
  5. Step 5: Solve for x
    x = 142,340,705.27/15,492.96
  6. Step 6: Final answer
    x = 9,187.44

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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.