Home / 39,491.63-59,240.51-13,196.47

Finding the Fourth Proportional to 39,491.63, 59,240.51 and 13,196.47

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Solution

The fourth proportional to 39,491.63, 59,240.51 and 13,196.47 is: 19,795.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,491.63 : 59,240.51 = 13,196.47 : x
  2. Step 2: Convert to fraction form
    39,491.63/59,240.51 = 13,196.47/x
  3. Step 3: Cross multiply
    39,491.63x = 59,240.51 × 13,196.47
  4. Step 4: Simplify right side
    39,491.63x = 781,765,398.92
  5. Step 5: Solve for x
    x = 781,765,398.92/39,491.63
  6. Step 6: Final answer
    x = 19,795.72

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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.