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Finding the Fourth Proportional to 15,106.58, 22,667.54 and 6,784.88

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Solution

The fourth proportional to 15,106.58, 22,667.54 and 6,784.88 is: 10,180.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,106.58 : 22,667.54 = 6,784.88 : x
  2. Step 2: Convert to fraction form
    15,106.58/22,667.54 = 6,784.88/x
  3. Step 3: Cross multiply
    15,106.58x = 22,667.54 × 6,784.88
  4. Step 4: Simplify right side
    15,106.58x = 153,796,538.80
  5. Step 5: Solve for x
    x = 153,796,538.80/15,106.58
  6. Step 6: Final answer
    x = 10,180.76

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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.