Home / 19,392.93-29,089.08-11,055.15

Finding the Fourth Proportional to 19,392.93, 29,089.08 and 11,055.15

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Solution

The fourth proportional to 19,392.93, 29,089.08 and 11,055.15 is: 16,582.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,392.93 : 29,089.08 = 11,055.15 : x
  2. Step 2: Convert to fraction form
    19,392.93/29,089.08 = 11,055.15/x
  3. Step 3: Cross multiply
    19,392.93x = 29,089.08 × 11,055.15
  4. Step 4: Simplify right side
    19,392.93x = 321,584,142.76
  5. Step 5: Solve for x
    x = 321,584,142.76/19,392.93
  6. Step 6: Final answer
    x = 16,582.55

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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.