Home / 39,360.10-59,040.41-14,389.87

Finding the Fourth Proportional to 39,360.10, 59,040.41 and 14,389.87

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Solution

The fourth proportional to 39,360.10, 59,040.41 and 14,389.87 is: 21,584.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,360.10 : 59,040.41 = 14,389.87 : x
  2. Step 2: Convert to fraction form
    39,360.10/59,040.41 = 14,389.87/x
  3. Step 3: Cross multiply
    39,360.10x = 59,040.41 × 14,389.87
  4. Step 4: Simplify right side
    39,360.10x = 849,583,605.10
  5. Step 5: Solve for x
    x = 849,583,605.10/39,360.10
  6. Step 6: Final answer
    x = 21,584.90

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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.