Home / 37,887.24-52,282.26-20,890.92

Finding the Fourth Proportional to 37,887.24, 52,282.26 and 20,890.92

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Solution

The fourth proportional to 37,887.24, 52,282.26 and 20,890.92 is: 28,828.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,887.24 : 52,282.26 = 20,890.92 : x
  2. Step 2: Convert to fraction form
    37,887.24/52,282.26 = 20,890.92/x
  3. Step 3: Cross multiply
    37,887.24x = 52,282.26 × 20,890.92
  4. Step 4: Simplify right side
    37,887.24x = 1,092,224,511.08
  5. Step 5: Solve for x
    x = 1,092,224,511.08/37,887.24
  6. Step 6: Final answer
    x = 28,828.29

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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.