Home / 10,179.23-15,259.27-5,492.21

Finding the Fourth Proportional to 10,179.23, 15,259.27 and 5,492.21

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Solution

The fourth proportional to 10,179.23, 15,259.27 and 5,492.21 is: 8,233.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,179.23 : 15,259.27 = 5,492.21 : x
  2. Step 2: Convert to fraction form
    10,179.23/15,259.27 = 5,492.21/x
  3. Step 3: Cross multiply
    10,179.23x = 15,259.27 × 5,492.21
  4. Step 4: Simplify right side
    10,179.23x = 83,807,164.31
  5. Step 5: Solve for x
    x = 83,807,164.31/10,179.23
  6. Step 6: Final answer
    x = 8,233.16

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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.