Home / 52,055.10-71,835.18-28,181.56

Finding the Fourth Proportional to 52,055.10, 71,835.18 and 28,181.56

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Solution

The fourth proportional to 52,055.10, 71,835.18 and 28,181.56 is: 38,890.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,055.10 : 71,835.18 = 28,181.56 : x
  2. Step 2: Convert to fraction form
    52,055.10/71,835.18 = 28,181.56/x
  3. Step 3: Cross multiply
    52,055.10x = 71,835.18 × 28,181.56
  4. Step 4: Simplify right side
    52,055.10x = 2,024,427,435.28
  5. Step 5: Solve for x
    x = 2,024,427,435.28/52,055.10
  6. Step 6: Final answer
    x = 38,890.09

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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.