Home / 19,498.76-29,238.40-8,965.52

Finding the Fourth Proportional to 19,498.76, 29,238.40 and 8,965.52

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Solution

The fourth proportional to 19,498.76, 29,238.40 and 8,965.52 is: 13,443.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,498.76 : 29,238.40 = 8,965.52 : x
  2. Step 2: Convert to fraction form
    19,498.76/29,238.40 = 8,965.52/x
  3. Step 3: Cross multiply
    19,498.76x = 29,238.40 × 8,965.52
  4. Step 4: Simplify right side
    19,498.76x = 262,137,459.97
  5. Step 5: Solve for x
    x = 262,137,459.97/19,498.76
  6. Step 6: Final answer
    x = 13,443.80

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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.