Home / 27,132.21-40,632.69-23,458.05

Finding the Fourth Proportional to 27,132.21, 40,632.69 and 23,458.05

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Solution

The fourth proportional to 27,132.21, 40,632.69 and 23,458.05 is: 35,130.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,132.21 : 40,632.69 = 23,458.05 : x
  2. Step 2: Convert to fraction form
    27,132.21/40,632.69 = 23,458.05/x
  3. Step 3: Cross multiply
    27,132.21x = 40,632.69 × 23,458.05
  4. Step 4: Simplify right side
    27,132.21x = 953,163,470.49
  5. Step 5: Solve for x
    x = 953,163,470.49/27,132.21
  6. Step 6: Final answer
    x = 35,130.34

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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.