Home / 13,092.81-19,637.27-4,327.80

Finding the Fourth Proportional to 13,092.81, 19,637.27 and 4,327.80

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Solution

The fourth proportional to 13,092.81, 19,637.27 and 4,327.80 is: 6,491.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,092.81 : 19,637.27 = 4,327.80 : x
  2. Step 2: Convert to fraction form
    13,092.81/19,637.27 = 4,327.80/x
  3. Step 3: Cross multiply
    13,092.81x = 19,637.27 × 4,327.80
  4. Step 4: Simplify right side
    13,092.81x = 84,986,155.47
  5. Step 5: Solve for x
    x = 84,986,155.47/13,092.81
  6. Step 6: Final answer
    x = 6,491.06

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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.