Home / 37,813.68-52,182.99-20,817.36

Finding the Fourth Proportional to 37,813.68, 52,182.99 and 20,817.36

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Solution

The fourth proportional to 37,813.68, 52,182.99 and 20,817.36 is: 28,728.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,813.68 : 52,182.99 = 20,817.36 : x
  2. Step 2: Convert to fraction form
    37,813.68/52,182.99 = 20,817.36/x
  3. Step 3: Cross multiply
    37,813.68x = 52,182.99 × 20,817.36
  4. Step 4: Simplify right side
    37,813.68x = 1,086,312,088.71
  5. Step 5: Solve for x
    x = 1,086,312,088.71/37,813.68
  6. Step 6: Final answer
    x = 28,728.02

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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.