Home / 13,026.79-19,542.91-4,261.02

Finding the Fourth Proportional to 13,026.79, 19,542.91 and 4,261.02

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Solution

The fourth proportional to 13,026.79, 19,542.91 and 4,261.02 is: 6,392.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,026.79 : 19,542.91 = 4,261.02 : x
  2. Step 2: Convert to fraction form
    13,026.79/19,542.91 = 4,261.02/x
  3. Step 3: Cross multiply
    13,026.79x = 19,542.91 × 4,261.02
  4. Step 4: Simplify right side
    13,026.79x = 83,272,632.65
  5. Step 5: Solve for x
    x = 83,272,632.65/13,026.79
  6. Step 6: Final answer
    x = 6,392.42

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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.