Home / 18,946.55-26,145.66-10,448.66

Finding the Fourth Proportional to 18,946.55, 26,145.66 and 10,448.66

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Solution

The fourth proportional to 18,946.55, 26,145.66 and 10,448.66 is: 14,418.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,946.55 : 26,145.66 = 10,448.66 : x
  2. Step 2: Convert to fraction form
    18,946.55/26,145.66 = 10,448.66/x
  3. Step 3: Cross multiply
    18,946.55x = 26,145.66 × 10,448.66
  4. Step 4: Simplify right side
    18,946.55x = 273,187,177.18
  5. Step 5: Solve for x
    x = 273,187,177.18/18,946.55
  6. Step 6: Final answer
    x = 14,418.84

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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.