Home / 19,009.32-28,516.80-6,532.56

Finding the Fourth Proportional to 19,009.32, 28,516.80 and 6,532.56

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Solution

The fourth proportional to 19,009.32, 28,516.80 and 6,532.56 is: 9,799.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,009.32 : 28,516.80 = 6,532.56 : x
  2. Step 2: Convert to fraction form
    19,009.32/28,516.80 = 6,532.56/x
  3. Step 3: Cross multiply
    19,009.32x = 28,516.80 × 6,532.56
  4. Step 4: Simplify right side
    19,009.32x = 186,287,707.01
  5. Step 5: Solve for x
    x = 186,287,707.01/19,009.32
  6. Step 6: Final answer
    x = 9,799.81

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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.