Home / 36,386.61-54,579.93-11,428.84

Finding the Fourth Proportional to 36,386.61, 54,579.93 and 11,428.84

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Solution

The fourth proportional to 36,386.61, 54,579.93 and 11,428.84 is: 17,143.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,386.61 : 54,579.93 = 11,428.84 : x
  2. Step 2: Convert to fraction form
    36,386.61/54,579.93 = 11,428.84/x
  3. Step 3: Cross multiply
    36,386.61x = 54,579.93 × 11,428.84
  4. Step 4: Simplify right side
    36,386.61x = 623,785,287.18
  5. Step 5: Solve for x
    x = 623,785,287.18/36,386.61
  6. Step 6: Final answer
    x = 17,143.26

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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.