Home / 26,830.04-40,243.17-7,108.16

Finding the Fourth Proportional to 26,830.04, 40,243.17 and 7,108.16

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Solution

The fourth proportional to 26,830.04, 40,243.17 and 7,108.16 is: 10,661.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,830.04 : 40,243.17 = 7,108.16 : x
  2. Step 2: Convert to fraction form
    26,830.04/40,243.17 = 7,108.16/x
  3. Step 3: Cross multiply
    26,830.04x = 40,243.17 × 7,108.16
  4. Step 4: Simplify right side
    26,830.04x = 286,054,891.27
  5. Step 5: Solve for x
    x = 286,054,891.27/26,830.04
  6. Step 6: Final answer
    x = 10,661.74

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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.