Home / 37,899.69-52,300.86-20,905.52

Finding the Fourth Proportional to 37,899.69, 52,300.86 and 20,905.52

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Solution

The fourth proportional to 37,899.69, 52,300.86 and 20,905.52 is: 28,849.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,899.69 : 52,300.86 = 20,905.52 : x
  2. Step 2: Convert to fraction form
    37,899.69/52,300.86 = 20,905.52/x
  3. Step 3: Cross multiply
    37,899.69x = 52,300.86 × 20,905.52
  4. Step 4: Simplify right side
    37,899.69x = 1,093,376,674.75
  5. Step 5: Solve for x
    x = 1,093,376,674.75/37,899.69
  6. Step 6: Final answer
    x = 28,849.22

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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.