Home / 37,893.65-52,292.55-20,899.47

Finding the Fourth Proportional to 37,893.65, 52,292.55 and 20,899.47

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Solution

The fourth proportional to 37,893.65, 52,292.55 and 20,899.47 is: 28,840.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,893.65 : 52,292.55 = 20,899.47 : x
  2. Step 2: Convert to fraction form
    37,893.65/52,292.55 = 20,899.47/x
  3. Step 3: Cross multiply
    37,893.65x = 52,292.55 × 20,899.47
  4. Step 4: Simplify right side
    37,893.65x = 1,092,886,472.10
  5. Step 5: Solve for x
    x = 1,092,886,472.10/37,893.65
  6. Step 6: Final answer
    x = 28,840.89

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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.