Home / 39,923.20-59,908.80-16,547.20

Finding the Fourth Proportional to 39,923.20, 59,908.80 and 16,547.20

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Solution

The fourth proportional to 39,923.20, 59,908.80 and 16,547.20 is: 24,830.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,923.20 : 59,908.80 = 16,547.20 : x
  2. Step 2: Convert to fraction form
    39,923.20/59,908.80 = 16,547.20/x
  3. Step 3: Cross multiply
    39,923.20x = 59,908.80 × 16,547.20
  4. Step 4: Simplify right side
    39,923.20x = 991,322,895.36
  5. Step 5: Solve for x
    x = 991,322,895.36/39,923.20
  6. Step 6: Final answer
    x = 24,830.75

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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.