Home / 37,733.76-56,575.80-21,118.32

Finding the Fourth Proportional to 37,733.76, 56,575.80 and 21,118.32

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Solution

The fourth proportional to 37,733.76, 56,575.80 and 21,118.32 is: 31,663.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,733.76 : 56,575.80 = 21,118.32 : x
  2. Step 2: Convert to fraction form
    37,733.76/56,575.80 = 21,118.32/x
  3. Step 3: Cross multiply
    37,733.76x = 56,575.80 × 21,118.32
  4. Step 4: Simplify right side
    37,733.76x = 1,194,785,848.66
  5. Step 5: Solve for x
    x = 1,194,785,848.66/37,733.76
  6. Step 6: Final answer
    x = 31,663.58

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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.