Home / 19,625.76-29,438.64-9,244.80

Finding the Fourth Proportional to 19,625.76, 29,438.64 and 9,244.80

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Solution

The fourth proportional to 19,625.76, 29,438.64 and 9,244.80 is: 13,867.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,625.76 : 29,438.64 = 9,244.80 : x
  2. Step 2: Convert to fraction form
    19,625.76/29,438.64 = 9,244.80/x
  3. Step 3: Cross multiply
    19,625.76x = 29,438.64 × 9,244.80
  4. Step 4: Simplify right side
    19,625.76x = 272,154,339.07
  5. Step 5: Solve for x
    x = 272,154,339.07/19,625.76
  6. Step 6: Final answer
    x = 13,867.20

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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.