Home / 19,417.10-26,806.02-13,053.92

Finding the Fourth Proportional to 19,417.10, 26,806.02 and 13,053.92

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Solution

The fourth proportional to 19,417.10, 26,806.02 and 13,053.92 is: 18,021.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,417.10 : 26,806.02 = 13,053.92 : x
  2. Step 2: Convert to fraction form
    19,417.10/26,806.02 = 13,053.92/x
  3. Step 3: Cross multiply
    19,417.10x = 26,806.02 × 13,053.92
  4. Step 4: Simplify right side
    19,417.10x = 349,923,640.60
  5. Step 5: Solve for x
    x = 349,923,640.60/19,417.10
  6. Step 6: Final answer
    x = 18,021.42

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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.