Home / 39,990.48-59,933.69-16,270.38

Finding the Fourth Proportional to 39,990.48, 59,933.69 and 16,270.38

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Solution

The fourth proportional to 39,990.48, 59,933.69 and 16,270.38 is: 24,384.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,990.48 : 59,933.69 = 16,270.38 : x
  2. Step 2: Convert to fraction form
    39,990.48/59,933.69 = 16,270.38/x
  3. Step 3: Cross multiply
    39,990.48x = 59,933.69 × 16,270.38
  4. Step 4: Simplify right side
    39,990.48x = 975,143,911.10
  5. Step 5: Solve for x
    x = 975,143,911.10/39,990.48
  6. Step 6: Final answer
    x = 24,384.40

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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.