Home / 12,670.83-19,010.07-6,746.69

Finding the Fourth Proportional to 12,670.83, 19,010.07 and 6,746.69

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Solution

The fourth proportional to 12,670.83, 19,010.07 and 6,746.69 is: 10,122.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,670.83 : 19,010.07 = 6,746.69 : x
  2. Step 2: Convert to fraction form
    12,670.83/19,010.07 = 6,746.69/x
  3. Step 3: Cross multiply
    12,670.83x = 19,010.07 × 6,746.69
  4. Step 4: Simplify right side
    12,670.83x = 128,255,096.69
  5. Step 5: Solve for x
    x = 128,255,096.69/12,670.83
  6. Step 6: Final answer
    x = 10,122.08

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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.