Home / 52,181.64-72,010.26-28,308.24

Finding the Fourth Proportional to 52,181.64, 72,010.26 and 28,308.24

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Solution

The fourth proportional to 52,181.64, 72,010.26 and 28,308.24 is: 39,065.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,181.64 : 72,010.26 = 28,308.24 : x
  2. Step 2: Convert to fraction form
    52,181.64/72,010.26 = 28,308.24/x
  3. Step 3: Cross multiply
    52,181.64x = 72,010.26 × 28,308.24
  4. Step 4: Simplify right side
    52,181.64x = 2,038,483,722.54
  5. Step 5: Solve for x
    x = 2,038,483,722.54/52,181.64
  6. Step 6: Final answer
    x = 39,065.15

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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.