Home / 15,650.74-23,478.36-5,787.46

Finding the Fourth Proportional to 15,650.74, 23,478.36 and 5,787.46

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Solution

The fourth proportional to 15,650.74, 23,478.36 and 5,787.46 is: 8,682.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,650.74 : 23,478.36 = 5,787.46 : x
  2. Step 2: Convert to fraction form
    15,650.74/23,478.36 = 5,787.46/x
  3. Step 3: Cross multiply
    15,650.74x = 23,478.36 × 5,787.46
  4. Step 4: Simplify right side
    15,650.74x = 135,880,069.37
  5. Step 5: Solve for x
    x = 135,880,069.37/15,650.74
  6. Step 6: Final answer
    x = 8,682.02

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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.