Home / 19,392.42-29,132.36-11,606.70

Finding the Fourth Proportional to 19,392.42, 29,132.36 and 11,606.70

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Solution

The fourth proportional to 19,392.42, 29,132.36 and 11,606.70 is: 17,436.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,392.42 : 29,132.36 = 11,606.70 : x
  2. Step 2: Convert to fraction form
    19,392.42/29,132.36 = 11,606.70/x
  3. Step 3: Cross multiply
    19,392.42x = 29,132.36 × 11,606.70
  4. Step 4: Simplify right side
    19,392.42x = 338,130,562.81
  5. Step 5: Solve for x
    x = 338,130,562.81/19,392.42
  6. Step 6: Final answer
    x = 17,436.22

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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.