Home / 39,428.70-59,088.78-17,260.62

Finding the Fourth Proportional to 39,428.70, 59,088.78 and 17,260.62

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Solution

The fourth proportional to 39,428.70, 59,088.78 and 17,260.62 is: 25,867.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,428.70 : 59,088.78 = 17,260.62 : x
  2. Step 2: Convert to fraction form
    39,428.70/59,088.78 = 17,260.62/x
  3. Step 3: Cross multiply
    39,428.70x = 59,088.78 × 17,260.62
  4. Step 4: Simplify right side
    39,428.70x = 1,019,908,977.84
  5. Step 5: Solve for x
    x = 1,019,908,977.84/39,428.70
  6. Step 6: Final answer
    x = 25,867.17

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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.