Home / 16,534.77-24,803.75-5,438.78

Finding the Fourth Proportional to 16,534.77, 24,803.75 and 5,438.78

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Solution

The fourth proportional to 16,534.77, 24,803.75 and 5,438.78 is: 8,158.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,534.77 : 24,803.75 = 5,438.78 : x
  2. Step 2: Convert to fraction form
    16,534.77/24,803.75 = 5,438.78/x
  3. Step 3: Cross multiply
    16,534.77x = 24,803.75 × 5,438.78
  4. Step 4: Simplify right side
    16,534.77x = 134,901,988.21
  5. Step 5: Solve for x
    x = 134,901,988.21/16,534.77
  6. Step 6: Final answer
    x = 8,158.69

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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.