Home / 39,386.93-59,084.03-15,688.76

Finding the Fourth Proportional to 39,386.93, 59,084.03 and 15,688.76

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Solution

The fourth proportional to 39,386.93, 59,084.03 and 15,688.76 is: 23,534.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,386.93 : 59,084.03 = 15,688.76 : x
  2. Step 2: Convert to fraction form
    39,386.93/59,084.03 = 15,688.76/x
  3. Step 3: Cross multiply
    39,386.93x = 59,084.03 × 15,688.76
  4. Step 4: Simplify right side
    39,386.93x = 926,954,910.30
  5. Step 5: Solve for x
    x = 926,954,910.30/39,386.93
  6. Step 6: Final answer
    x = 23,534.58

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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.