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Finding the Fourth Proportional to 31,594.84, 43,600.90 and 17,447.80

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Solution

The fourth proportional to 31,594.84, 43,600.90 and 17,447.80 is: 24,077.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,594.84 : 43,600.90 = 17,447.80 : x
  2. Step 2: Convert to fraction form
    31,594.84/43,600.90 = 17,447.80/x
  3. Step 3: Cross multiply
    31,594.84x = 43,600.90 × 17,447.80
  4. Step 4: Simplify right side
    31,594.84x = 760,739,783.02
  5. Step 5: Solve for x
    x = 760,739,783.02/31,594.84
  6. Step 6: Final answer
    x = 24,077.98

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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.