Home / 39,338.16-59,012.39-14,389.96

Finding the Fourth Proportional to 39,338.16, 59,012.39 and 14,389.96

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Solution

The fourth proportional to 39,338.16, 59,012.39 and 14,389.96 is: 21,586.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,338.16 : 59,012.39 = 14,389.96 : x
  2. Step 2: Convert to fraction form
    39,338.16/59,012.39 = 14,389.96/x
  3. Step 3: Cross multiply
    39,338.16x = 59,012.39 × 14,389.96
  4. Step 4: Simplify right side
    39,338.16x = 849,185,820.05
  5. Step 5: Solve for x
    x = 849,185,820.05/39,338.16
  6. Step 6: Final answer
    x = 21,586.82

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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.