Home / 39,345.80-59,006.99-14,380.02

Finding the Fourth Proportional to 39,345.80, 59,006.99 and 14,380.02

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Solution

The fourth proportional to 39,345.80, 59,006.99 and 14,380.02 is: 21,565.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,345.80 : 59,006.99 = 14,380.02 : x
  2. Step 2: Convert to fraction form
    39,345.80/59,006.99 = 14,380.02/x
  3. Step 3: Cross multiply
    39,345.80x = 59,006.99 × 14,380.02
  4. Step 4: Simplify right side
    39,345.80x = 848,521,918.47
  5. Step 5: Solve for x
    x = 848,521,918.47/39,345.80
  6. Step 6: Final answer
    x = 21,565.75

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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.