Home / 13,342.12-20,009.46-4,574.08

Finding the Fourth Proportional to 13,342.12, 20,009.46 and 4,574.08

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Solution

The fourth proportional to 13,342.12, 20,009.46 and 4,574.08 is: 6,859.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,342.12 : 20,009.46 = 4,574.08 : x
  2. Step 2: Convert to fraction form
    13,342.12/20,009.46 = 4,574.08/x
  3. Step 3: Cross multiply
    13,342.12x = 20,009.46 × 4,574.08
  4. Step 4: Simplify right side
    13,342.12x = 91,524,870.80
  5. Step 5: Solve for x
    x = 91,524,870.80/13,342.12
  6. Step 6: Final answer
    x = 6,859.84

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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.