Home / 39,942.80-59,914.20-16,557.20

Finding the Fourth Proportional to 39,942.80, 59,914.20 and 16,557.20

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Solution

The fourth proportional to 39,942.80, 59,914.20 and 16,557.20 is: 24,835.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,942.80 : 59,914.20 = 16,557.20 : x
  2. Step 2: Convert to fraction form
    39,942.80/59,914.20 = 16,557.20/x
  3. Step 3: Cross multiply
    39,942.80x = 59,914.20 × 16,557.20
  4. Step 4: Simplify right side
    39,942.80x = 992,011,392.24
  5. Step 5: Solve for x
    x = 992,011,392.24/39,942.80
  6. Step 6: Final answer
    x = 24,835.80

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1.5x scale

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.