Home / 15,063.37-20,785.01-9,397.22

Finding the Fourth Proportional to 15,063.37, 20,785.01 and 9,397.22

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Solution

The fourth proportional to 15,063.37, 20,785.01 and 9,397.22 is: 12,966.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,063.37 : 20,785.01 = 9,397.22 : x
  2. Step 2: Convert to fraction form
    15,063.37/20,785.01 = 9,397.22/x
  3. Step 3: Cross multiply
    15,063.37x = 20,785.01 × 9,397.22
  4. Step 4: Simplify right side
    15,063.37x = 195,321,160.76
  5. Step 5: Solve for x
    x = 195,321,160.76/15,063.37
  6. Step 6: Final answer
    x = 12,966.63

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.