Home / 40,032.15-60,046.05-20,310.20

Finding the Fourth Proportional to 40,032.15, 60,046.05 and 20,310.20

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Solution

The fourth proportional to 40,032.15, 60,046.05 and 20,310.20 is: 30,464.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,032.15 : 60,046.05 = 20,310.20 : x
  2. Step 2: Convert to fraction form
    40,032.15/60,046.05 = 20,310.20/x
  3. Step 3: Cross multiply
    40,032.15x = 60,046.05 × 20,310.20
  4. Step 4: Simplify right side
    40,032.15x = 1,219,547,285.82
  5. Step 5: Solve for x
    x = 1,219,547,285.82/40,032.15
  6. Step 6: Final answer
    x = 30,464.20

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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.