Home / 19,392.48-29,071.44-8,851.68

Finding the Fourth Proportional to 19,392.48, 29,071.44 and 8,851.68

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Solution

The fourth proportional to 19,392.48, 29,071.44 and 8,851.68 is: 13,269.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,392.48 : 29,071.44 = 8,851.68 : x
  2. Step 2: Convert to fraction form
    19,392.48/29,071.44 = 8,851.68/x
  3. Step 3: Cross multiply
    19,392.48x = 29,071.44 × 8,851.68
  4. Step 4: Simplify right side
    19,392.48x = 257,331,084.02
  5. Step 5: Solve for x
    x = 257,331,084.02/19,392.48
  6. Step 6: Final answer
    x = 13,269.63

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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.