Home / 40,864.84-61,300.79-11,282.68

Finding the Fourth Proportional to 40,864.84, 61,300.79 and 11,282.68

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Solution

The fourth proportional to 40,864.84, 61,300.79 and 11,282.68 is: 16,924.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,864.84 : 61,300.79 = 11,282.68 : x
  2. Step 2: Convert to fraction form
    40,864.84/61,300.79 = 11,282.68/x
  3. Step 3: Cross multiply
    40,864.84x = 61,300.79 × 11,282.68
  4. Step 4: Simplify right side
    40,864.84x = 691,637,197.32
  5. Step 5: Solve for x
    x = 691,637,197.32/40,864.84
  6. Step 6: Final answer
    x = 16,924.99

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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.