Home / 37,819.35-56,655.32-21,985.47

Finding the Fourth Proportional to 37,819.35, 56,655.32 and 21,985.47

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Solution

The fourth proportional to 37,819.35, 56,655.32 and 21,985.47 is: 32,935.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,819.35 : 56,655.32 = 21,985.47 : x
  2. Step 2: Convert to fraction form
    37,819.35/56,655.32 = 21,985.47/x
  3. Step 3: Cross multiply
    37,819.35x = 56,655.32 × 21,985.47
  4. Step 4: Simplify right side
    37,819.35x = 1,245,593,728.27
  5. Step 5: Solve for x
    x = 1,245,593,728.27/37,819.35
  6. Step 6: Final answer
    x = 32,935.36

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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.