Home / 26,670.84-40,001.31-9,800.16

Finding the Fourth Proportional to 26,670.84, 40,001.31 and 9,800.16

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Solution

The fourth proportional to 26,670.84, 40,001.31 and 9,800.16 is: 14,698.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,670.84 : 40,001.31 = 9,800.16 : x
  2. Step 2: Convert to fraction form
    26,670.84/40,001.31 = 9,800.16/x
  3. Step 3: Cross multiply
    26,670.84x = 40,001.31 × 9,800.16
  4. Step 4: Simplify right side
    26,670.84x = 392,019,238.21
  5. Step 5: Solve for x
    x = 392,019,238.21/26,670.84
  6. Step 6: Final answer
    x = 14,698.42

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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.