Home / 35,904.10-53,856.15-20,352.10

Finding the Fourth Proportional to 35,904.10, 53,856.15 and 20,352.10

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Solution

The fourth proportional to 35,904.10, 53,856.15 and 20,352.10 is: 30,528.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,904.10 : 53,856.15 = 20,352.10 : x
  2. Step 2: Convert to fraction form
    35,904.10/53,856.15 = 20,352.10/x
  3. Step 3: Cross multiply
    35,904.10x = 53,856.15 × 20,352.10
  4. Step 4: Simplify right side
    35,904.10x = 1,096,085,750.42
  5. Step 5: Solve for x
    x = 1,096,085,750.42/35,904.10
  6. Step 6: Final answer
    x = 30,528.15

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Similar ratio
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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.