Home / 10,011.80-15,054.15-9,793.10

Finding the Fourth Proportional to 10,011.80, 15,054.15 and 9,793.10

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Solution

The fourth proportional to 10,011.80, 15,054.15 and 9,793.10 is: 14,725.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,011.80 : 15,054.15 = 9,793.10 : x
  2. Step 2: Convert to fraction form
    10,011.80/15,054.15 = 9,793.10/x
  3. Step 3: Cross multiply
    10,011.80x = 15,054.15 × 9,793.10
  4. Step 4: Simplify right side
    10,011.80x = 147,426,796.37
  5. Step 5: Solve for x
    x = 147,426,796.37/10,011.80
  6. Step 6: Final answer
    x = 14,725.30

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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.