Home / 39,385.79-59,054.88-15,696.98

Finding the Fourth Proportional to 39,385.79, 59,054.88 and 15,696.98

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Solution

The fourth proportional to 39,385.79, 59,054.88 and 15,696.98 is: 23,535.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,385.79 : 59,054.88 = 15,696.98 : x
  2. Step 2: Convert to fraction form
    39,385.79/59,054.88 = 15,696.98/x
  3. Step 3: Cross multiply
    39,385.79x = 59,054.88 × 15,696.98
  4. Step 4: Simplify right side
    39,385.79x = 926,983,270.26
  5. Step 5: Solve for x
    x = 926,983,270.26/39,385.79
  6. Step 6: Final answer
    x = 23,535.98

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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.