Home / 12,556.53-17,284.51-10,854.25

Finding the Fourth Proportional to 12,556.53, 17,284.51 and 10,854.25

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Solution

The fourth proportional to 12,556.53, 17,284.51 and 10,854.25 is: 14,941.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,556.53 : 17,284.51 = 10,854.25 : x
  2. Step 2: Convert to fraction form
    12,556.53/17,284.51 = 10,854.25/x
  3. Step 3: Cross multiply
    12,556.53x = 17,284.51 × 10,854.25
  4. Step 4: Simplify right side
    12,556.53x = 187,610,392.67
  5. Step 5: Solve for x
    x = 187,610,392.67/12,556.53
  6. Step 6: Final answer
    x = 14,941.26

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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.