Home / 46,865.28-70,258.24-20,550.08

Finding the Fourth Proportional to 46,865.28, 70,258.24 and 20,550.08

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Solution

The fourth proportional to 46,865.28, 70,258.24 and 20,550.08 is: 30,807.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,865.28 : 70,258.24 = 20,550.08 : x
  2. Step 2: Convert to fraction form
    46,865.28/70,258.24 = 20,550.08/x
  3. Step 3: Cross multiply
    46,865.28x = 70,258.24 × 20,550.08
  4. Step 4: Simplify right side
    46,865.28x = 1,443,812,452.66
  5. Step 5: Solve for x
    x = 1,443,812,452.66/46,865.28
  6. Step 6: Final answer
    x = 30,807.72

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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.