Home / 26,307.65-36,257.61-19,918.94

Finding the Fourth Proportional to 26,307.65, 36,257.61 and 19,918.94

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Solution

The fourth proportional to 26,307.65, 36,257.61 and 19,918.94 is: 27,452.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,307.65 : 36,257.61 = 19,918.94 : x
  2. Step 2: Convert to fraction form
    26,307.65/36,257.61 = 19,918.94/x
  3. Step 3: Cross multiply
    26,307.65x = 36,257.61 × 19,918.94
  4. Step 4: Simplify right side
    26,307.65x = 722,213,248.78
  5. Step 5: Solve for x
    x = 722,213,248.78/26,307.65
  6. Step 6: Final answer
    x = 27,452.59

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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.