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Finding the Fourth Proportional to 37,711.60, 56,518.80 and 22,904.80

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Solution

The fourth proportional to 37,711.60, 56,518.80 and 22,904.80 is: 34,327.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,711.60 : 56,518.80 = 22,904.80 : x
  2. Step 2: Convert to fraction form
    37,711.60/56,518.80 = 22,904.80/x
  3. Step 3: Cross multiply
    37,711.60x = 56,518.80 × 22,904.80
  4. Step 4: Simplify right side
    37,711.60x = 1,294,551,810.24
  5. Step 5: Solve for x
    x = 1,294,551,810.24/37,711.60
  6. Step 6: Final answer
    x = 34,327.68

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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.