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Finding the Fourth Proportional to 35,856.59, 53,784.41 and 16,121.21

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Solution

The fourth proportional to 35,856.59, 53,784.41 and 16,121.21 is: 24,181.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,856.59 : 53,784.41 = 16,121.21 : x
  2. Step 2: Convert to fraction form
    35,856.59/53,784.41 = 16,121.21/x
  3. Step 3: Cross multiply
    35,856.59x = 53,784.41 × 16,121.21
  4. Step 4: Simplify right side
    35,856.59x = 867,069,418.81
  5. Step 5: Solve for x
    x = 867,069,418.81/35,856.59
  6. Step 6: Final answer
    x = 24,181.60

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.