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Finding the Fourth Proportional to 37,703.48, 56,550.02 and 20,867.63

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Solution

The fourth proportional to 37,703.48, 56,550.02 and 20,867.63 is: 31,298.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,703.48 : 56,550.02 = 20,867.63 : x
  2. Step 2: Convert to fraction form
    37,703.48/56,550.02 = 20,867.63/x
  3. Step 3: Cross multiply
    37,703.48x = 56,550.02 × 20,867.63
  4. Step 4: Simplify right side
    37,703.48x = 1,180,064,506.76
  5. Step 5: Solve for x
    x = 1,180,064,506.76/37,703.48
  6. Step 6: Final answer
    x = 31,298.56

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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.