Home / 27,242.37-40,875.20-15,397.77

Finding the Fourth Proportional to 27,242.37, 40,875.20 and 15,397.77

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Solution

The fourth proportional to 27,242.37, 40,875.20 and 15,397.77 is: 23,103.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,242.37 : 40,875.20 = 15,397.77 : x
  2. Step 2: Convert to fraction form
    27,242.37/40,875.20 = 15,397.77/x
  3. Step 3: Cross multiply
    27,242.37x = 40,875.20 × 15,397.77
  4. Step 4: Simplify right side
    27,242.37x = 629,386,851.32
  5. Step 5: Solve for x
    x = 629,386,851.32/27,242.37
  6. Step 6: Final answer
    x = 23,103.23

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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.