Home / 26,853.32-40,276.88-7,133.46

Finding the Fourth Proportional to 26,853.32, 40,276.88 and 7,133.46

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Solution

The fourth proportional to 26,853.32, 40,276.88 and 7,133.46 is: 10,699.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,853.32 : 40,276.88 = 7,133.46 : x
  2. Step 2: Convert to fraction form
    26,853.32/40,276.88 = 7,133.46/x
  3. Step 3: Cross multiply
    26,853.32x = 40,276.88 × 7,133.46
  4. Step 4: Simplify right side
    26,853.32x = 287,313,476.74
  5. Step 5: Solve for x
    x = 287,313,476.74/26,853.32
  6. Step 6: Final answer
    x = 10,699.37

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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.