Home / 37,473.60-56,220.12-19,929

Finding the Fourth Proportional to 37,473.60, 56,220.12 and 19,929

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Solution

The fourth proportional to 37,473.60, 56,220.12 and 19,929 is: 29,898.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,473.60 : 56,220.12 = 19,929 : x
  2. Step 2: Convert to fraction form
    37,473.60/56,220.12 = 19,929/x
  3. Step 3: Cross multiply
    37,473.60x = 56,220.12 × 19,929
  4. Step 4: Simplify right side
    37,473.60x = 1,120,410,771.48
  5. Step 5: Solve for x
    x = 1,120,410,771.48/37,473.60
  6. Step 6: Final answer
    x = 29,898.67

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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.