Home / 19,904.55-27,468.23-11,946.75

Finding the Fourth Proportional to 19,904.55, 27,468.23 and 11,946.75

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Solution

The fourth proportional to 19,904.55, 27,468.23 and 11,946.75 is: 16,486.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,904.55 : 27,468.23 = 11,946.75 : x
  2. Step 2: Convert to fraction form
    19,904.55/27,468.23 = 11,946.75/x
  3. Step 3: Cross multiply
    19,904.55x = 27,468.23 × 11,946.75
  4. Step 4: Simplify right side
    19,904.55x = 328,156,017.02
  5. Step 5: Solve for x
    x = 328,156,017.02/19,904.55
  6. Step 6: Final answer
    x = 16,486.48

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.