Home / 19,508.47-26,921.60-10,556.13

Finding the Fourth Proportional to 19,508.47, 26,921.60 and 10,556.13

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Solution

The fourth proportional to 19,508.47, 26,921.60 and 10,556.13 is: 14,567.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,508.47 : 26,921.60 = 10,556.13 : x
  2. Step 2: Convert to fraction form
    19,508.47/26,921.60 = 10,556.13/x
  3. Step 3: Cross multiply
    19,508.47x = 26,921.60 × 10,556.13
  4. Step 4: Simplify right side
    19,508.47x = 284,187,883.02
  5. Step 5: Solve for x
    x = 284,187,883.02/19,508.47
  6. Step 6: Final answer
    x = 14,567.41

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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.