Home / 12,847.04-19,244.56-6,678.08

Finding the Fourth Proportional to 12,847.04, 19,244.56 and 6,678.08

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Solution

The fourth proportional to 12,847.04, 19,244.56 and 6,678.08 is: 10,003.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,847.04 : 19,244.56 = 6,678.08 : x
  2. Step 2: Convert to fraction form
    12,847.04/19,244.56 = 6,678.08/x
  3. Step 3: Cross multiply
    12,847.04x = 19,244.56 × 6,678.08
  4. Step 4: Simplify right side
    12,847.04x = 128,516,711.24
  5. Step 5: Solve for x
    x = 128,516,711.24/12,847.04
  6. Step 6: Final answer
    x = 10,003.60

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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.