Home / 27,156.47-40,700.07-23,631.75

Finding the Fourth Proportional to 27,156.47, 40,700.07 and 23,631.75

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Solution

The fourth proportional to 27,156.47, 40,700.07 and 23,631.75 is: 35,417.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,156.47 : 40,700.07 = 23,631.75 : x
  2. Step 2: Convert to fraction form
    27,156.47/40,700.07 = 23,631.75/x
  3. Step 3: Cross multiply
    27,156.47x = 40,700.07 × 23,631.75
  4. Step 4: Simplify right side
    27,156.47x = 961,813,879.22
  5. Step 5: Solve for x
    x = 961,813,879.22/27,156.47
  6. Step 6: Final answer
    x = 35,417.49

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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.