Home / 40,783.29-61,198.76-17,088.81

Finding the Fourth Proportional to 40,783.29, 61,198.76 and 17,088.81

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Solution

The fourth proportional to 40,783.29, 61,198.76 and 17,088.81 is: 25,643.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,783.29 : 61,198.76 = 17,088.81 : x
  2. Step 2: Convert to fraction form
    40,783.29/61,198.76 = 17,088.81/x
  3. Step 3: Cross multiply
    40,783.29x = 61,198.76 × 17,088.81
  4. Step 4: Simplify right side
    40,783.29x = 1,045,813,981.88
  5. Step 5: Solve for x
    x = 1,045,813,981.88/40,783.29
  6. Step 6: Final answer
    x = 25,643.20

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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.