Home / 15,638.30-23,457.47-3,951.52

Finding the Fourth Proportional to 15,638.30, 23,457.47 and 3,951.52

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Solution

The fourth proportional to 15,638.30, 23,457.47 and 3,951.52 is: 5,927.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,638.30 : 23,457.47 = 3,951.52 : x
  2. Step 2: Convert to fraction form
    15,638.30/23,457.47 = 3,951.52/x
  3. Step 3: Cross multiply
    15,638.30x = 23,457.47 × 3,951.52
  4. Step 4: Simplify right side
    15,638.30x = 92,692,583.45
  5. Step 5: Solve for x
    x = 92,692,583.45/15,638.30
  6. Step 6: Final answer
    x = 5,927.28

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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.