Home / 26,666.64-40,003.56-9,797.40

Finding the Fourth Proportional to 26,666.64, 40,003.56 and 9,797.40

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Solution

The fourth proportional to 26,666.64, 40,003.56 and 9,797.40 is: 14,697.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,666.64 : 40,003.56 = 9,797.40 : x
  2. Step 2: Convert to fraction form
    26,666.64/40,003.56 = 9,797.40/x
  3. Step 3: Cross multiply
    26,666.64x = 40,003.56 × 9,797.40
  4. Step 4: Simplify right side
    26,666.64x = 391,930,878.74
  5. Step 5: Solve for x
    x = 391,930,878.74/26,666.64
  6. Step 6: Final answer
    x = 14,697.42

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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.