Home / 26,771.65-36,946.51-15,440.94

Finding the Fourth Proportional to 26,771.65, 36,946.51 and 15,440.94

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Solution

The fourth proportional to 26,771.65, 36,946.51 and 15,440.94 is: 21,309.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,771.65 : 36,946.51 = 15,440.94 : x
  2. Step 2: Convert to fraction form
    26,771.65/36,946.51 = 15,440.94/x
  3. Step 3: Cross multiply
    26,771.65x = 36,946.51 × 15,440.94
  4. Step 4: Simplify right side
    26,771.65x = 570,488,805.52
  5. Step 5: Solve for x
    x = 570,488,805.52/26,771.65
  6. Step 6: Final answer
    x = 21,309.44

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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.