Home / 15,942.19-23,911.47-4,254.50

Finding the Fourth Proportional to 15,942.19, 23,911.47 and 4,254.50

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Solution

The fourth proportional to 15,942.19, 23,911.47 and 4,254.50 is: 6,381.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,942.19 : 23,911.47 = 4,254.50 : x
  2. Step 2: Convert to fraction form
    15,942.19/23,911.47 = 4,254.50/x
  3. Step 3: Cross multiply
    15,942.19x = 23,911.47 × 4,254.50
  4. Step 4: Simplify right side
    15,942.19x = 101,731,349.12
  5. Step 5: Solve for x
    x = 101,731,349.12/15,942.19
  6. Step 6: Final answer
    x = 6,381.27

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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.