Home / 39,803.76-59,715.36-16,436.88

Finding the Fourth Proportional to 39,803.76, 59,715.36 and 16,436.88

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Solution

The fourth proportional to 39,803.76, 59,715.36 and 16,436.88 is: 24,659.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,803.76 : 59,715.36 = 16,436.88 : x
  2. Step 2: Convert to fraction form
    39,803.76/59,715.36 = 16,436.88/x
  3. Step 3: Cross multiply
    39,803.76x = 59,715.36 × 16,436.88
  4. Step 4: Simplify right side
    39,803.76x = 981,534,206.48
  5. Step 5: Solve for x
    x = 981,534,206.48/39,803.76
  6. Step 6: Final answer
    x = 24,659.33

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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.