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Finding the Fourth Proportional to 34,655.91, 47,824.02 and 19,548.96

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Solution

The fourth proportional to 34,655.91, 47,824.02 and 19,548.96 is: 26,976.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,655.91 : 47,824.02 = 19,548.96 : x
  2. Step 2: Convert to fraction form
    34,655.91/47,824.02 = 19,548.96/x
  3. Step 3: Cross multiply
    34,655.91x = 47,824.02 × 19,548.96
  4. Step 4: Simplify right side
    34,655.91x = 934,909,854.02
  5. Step 5: Solve for x
    x = 934,909,854.02/34,655.91
  6. Step 6: Final answer
    x = 26,976.92

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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.