Home / 35,773.76-49,374.08-20,666.99

Finding the Fourth Proportional to 35,773.76, 49,374.08 and 20,666.99

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Solution

The fourth proportional to 35,773.76, 49,374.08 and 20,666.99 is: 28,524.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,773.76 : 49,374.08 = 20,666.99 : x
  2. Step 2: Convert to fraction form
    35,773.76/49,374.08 = 20,666.99/x
  3. Step 3: Cross multiply
    35,773.76x = 49,374.08 × 20,666.99
  4. Step 4: Simplify right side
    35,773.76x = 1,020,413,617.62
  5. Step 5: Solve for x
    x = 1,020,413,617.62/35,773.76
  6. Step 6: Final answer
    x = 28,524.08

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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.