Home / 37,875.48-52,267.92-20,879.76

Finding the Fourth Proportional to 37,875.48, 52,267.92 and 20,879.76

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Solution

The fourth proportional to 37,875.48, 52,267.92 and 20,879.76 is: 28,813.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,875.48 : 52,267.92 = 20,879.76 : x
  2. Step 2: Convert to fraction form
    37,875.48/52,267.92 = 20,879.76/x
  3. Step 3: Cross multiply
    37,875.48x = 52,267.92 × 20,879.76
  4. Step 4: Simplify right side
    37,875.48x = 1,091,341,625.30
  5. Step 5: Solve for x
    x = 1,091,341,625.30/37,875.48
  6. Step 6: Final answer
    x = 28,813.94

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.