Home / 37,554-51,825.60-20,788.08

Finding the Fourth Proportional to 37,554, 51,825.60 and 20,788.08

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Solution

The fourth proportional to 37,554, 51,825.60 and 20,788.08 is: 28,688.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,554 : 51,825.60 = 20,788.08 : x
  2. Step 2: Convert to fraction form
    37,554/51,825.60 = 20,788.08/x
  3. Step 3: Cross multiply
    37,554x = 51,825.60 × 20,788.08
  4. Step 4: Simplify right side
    37,554x = 1,077,354,718.85
  5. Step 5: Solve for x
    x = 1,077,354,718.85/37,554
  6. Step 6: Final answer
    x = 28,688.15

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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.