Home / 19,513.48-26,925.78-11,556.04

Finding the Fourth Proportional to 19,513.48, 26,925.78 and 11,556.04

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Solution

The fourth proportional to 19,513.48, 26,925.78 and 11,556.04 is: 15,945.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,513.48 : 26,925.78 = 11,556.04 : x
  2. Step 2: Convert to fraction form
    19,513.48/26,925.78 = 11,556.04/x
  3. Step 3: Cross multiply
    19,513.48x = 26,925.78 × 11,556.04
  4. Step 4: Simplify right side
    19,513.48x = 311,155,390.71
  5. Step 5: Solve for x
    x = 311,155,390.71/19,513.48
  6. Step 6: Final answer
    x = 15,945.66

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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.