Home / 19,154.37-28,731.56-6,007.80

Finding the Fourth Proportional to 19,154.37, 28,731.56 and 6,007.80

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Solution

The fourth proportional to 19,154.37, 28,731.56 and 6,007.80 is: 9,011.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,154.37 : 28,731.56 = 6,007.80 : x
  2. Step 2: Convert to fraction form
    19,154.37/28,731.56 = 6,007.80/x
  3. Step 3: Cross multiply
    19,154.37x = 28,731.56 × 6,007.80
  4. Step 4: Simplify right side
    19,154.37x = 172,613,466.17
  5. Step 5: Solve for x
    x = 172,613,466.17/19,154.37
  6. Step 6: Final answer
    x = 9,011.70

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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.