Home / 27,164.16-40,720.98-10,535.04

Finding the Fourth Proportional to 27,164.16, 40,720.98 and 10,535.04

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Solution

The fourth proportional to 27,164.16, 40,720.98 and 10,535.04 is: 15,792.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,164.16 : 40,720.98 = 10,535.04 : x
  2. Step 2: Convert to fraction form
    27,164.16/40,720.98 = 10,535.04/x
  3. Step 3: Cross multiply
    27,164.16x = 40,720.98 × 10,535.04
  4. Step 4: Simplify right side
    27,164.16x = 428,997,153.14
  5. Step 5: Solve for x
    x = 428,997,153.14/27,164.16
  6. Step 6: Final answer
    x = 15,792.76

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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.