Home / 39,491.52-59,240.40-13,196.34

Finding the Fourth Proportional to 39,491.52, 59,240.40 and 13,196.34

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Solution

The fourth proportional to 39,491.52, 59,240.40 and 13,196.34 is: 19,795.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,491.52 : 59,240.40 = 13,196.34 : x
  2. Step 2: Convert to fraction form
    39,491.52/59,240.40 = 13,196.34/x
  3. Step 3: Cross multiply
    39,491.52x = 59,240.40 × 13,196.34
  4. Step 4: Simplify right side
    39,491.52x = 781,756,460.14
  5. Step 5: Solve for x
    x = 781,756,460.14/39,491.52
  6. Step 6: Final answer
    x = 19,795.55

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.