Home / 26,884.88-40,328.04-10,242.80

Finding the Fourth Proportional to 26,884.88, 40,328.04 and 10,242.80

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Solution

The fourth proportional to 26,884.88, 40,328.04 and 10,242.80 is: 15,364.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,884.88 : 40,328.04 = 10,242.80 : x
  2. Step 2: Convert to fraction form
    26,884.88/40,328.04 = 10,242.80/x
  3. Step 3: Cross multiply
    26,884.88x = 40,328.04 × 10,242.80
  4. Step 4: Simplify right side
    26,884.88x = 413,072,048.11
  5. Step 5: Solve for x
    x = 413,072,048.11/26,884.88
  6. Step 6: Final answer
    x = 15,364.47

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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.