Home / 10,533.36-15,780.60-9,366.96

Finding the Fourth Proportional to 10,533.36, 15,780.60 and 9,366.96

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Solution

The fourth proportional to 10,533.36, 15,780.60 and 9,366.96 is: 14,033.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,533.36 : 15,780.60 = 9,366.96 : x
  2. Step 2: Convert to fraction form
    10,533.36/15,780.60 = 9,366.96/x
  3. Step 3: Cross multiply
    10,533.36x = 15,780.60 × 9,366.96
  4. Step 4: Simplify right side
    10,533.36x = 147,816,248.98
  5. Step 5: Solve for x
    x = 147,816,248.98/10,533.36
  6. Step 6: Final answer
    x = 14,033.15

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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.