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Finding the Fourth Proportional to 34,645.88, 47,811.44 and 19,333.07

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Solution

The fourth proportional to 34,645.88, 47,811.44 and 19,333.07 is: 26,679.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,645.88 : 47,811.44 = 19,333.07 : x
  2. Step 2: Convert to fraction form
    34,645.88/47,811.44 = 19,333.07/x
  3. Step 3: Cross multiply
    34,645.88x = 47,811.44 × 19,333.07
  4. Step 4: Simplify right side
    34,645.88x = 924,341,580.60
  5. Step 5: Solve for x
    x = 924,341,580.60/34,645.88
  6. Step 6: Final answer
    x = 26,679.70

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.