Home / 21,923.62-32,888.60-6,925.66

Finding the Fourth Proportional to 21,923.62, 32,888.60 and 6,925.66

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Solution

The fourth proportional to 21,923.62, 32,888.60 and 6,925.66 is: 10,389.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,923.62 : 32,888.60 = 6,925.66 : x
  2. Step 2: Convert to fraction form
    21,923.62/32,888.60 = 6,925.66/x
  3. Step 3: Cross multiply
    21,923.62x = 32,888.60 × 6,925.66
  4. Step 4: Simplify right side
    21,923.62x = 227,775,261.48
  5. Step 5: Solve for x
    x = 227,775,261.48/21,923.62
  6. Step 6: Final answer
    x = 10,389.49

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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.