Home / 16,501.60-24,754.80-5,406.40

Finding the Fourth Proportional to 16,501.60, 24,754.80 and 5,406.40

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Solution

The fourth proportional to 16,501.60, 24,754.80 and 5,406.40 is: 8,110.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,501.60 : 24,754.80 = 5,406.40 : x
  2. Step 2: Convert to fraction form
    16,501.60/24,754.80 = 5,406.40/x
  3. Step 3: Cross multiply
    16,501.60x = 24,754.80 × 5,406.40
  4. Step 4: Simplify right side
    16,501.60x = 133,834,350.72
  5. Step 5: Solve for x
    x = 133,834,350.72/16,501.60
  6. Step 6: Final answer
    x = 8,110.39

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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.