Home / 19,177.77-26,458.98-11,214.36

Finding the Fourth Proportional to 19,177.77, 26,458.98 and 11,214.36

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Solution

The fourth proportional to 19,177.77, 26,458.98 and 11,214.36 is: 15,472.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,177.77 : 26,458.98 = 11,214.36 : x
  2. Step 2: Convert to fraction form
    19,177.77/26,458.98 = 11,214.36/x
  3. Step 3: Cross multiply
    19,177.77x = 26,458.98 × 11,214.36
  4. Step 4: Simplify right side
    19,177.77x = 296,720,526.95
  5. Step 5: Solve for x
    x = 296,720,526.95/19,177.77
  6. Step 6: Final answer
    x = 15,472.11

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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.