Home / 15,807.24-23,712.12-4,120.56

Finding the Fourth Proportional to 15,807.24, 23,712.12 and 4,120.56

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Solution

The fourth proportional to 15,807.24, 23,712.12 and 4,120.56 is: 6,181.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,807.24 : 23,712.12 = 4,120.56 : x
  2. Step 2: Convert to fraction form
    15,807.24/23,712.12 = 4,120.56/x
  3. Step 3: Cross multiply
    15,807.24x = 23,712.12 × 4,120.56
  4. Step 4: Simplify right side
    15,807.24x = 97,707,213.19
  5. Step 5: Solve for x
    x = 97,707,213.19/15,807.24
  6. Step 6: Final answer
    x = 6,181.17

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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.