Home / 15,977.44-23,970.76-6,615.72

Finding the Fourth Proportional to 15,977.44, 23,970.76 and 6,615.72

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Solution

The fourth proportional to 15,977.44, 23,970.76 and 6,615.72 is: 9,925.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,977.44 : 23,970.76 = 6,615.72 : x
  2. Step 2: Convert to fraction form
    15,977.44/23,970.76 = 6,615.72/x
  3. Step 3: Cross multiply
    15,977.44x = 23,970.76 × 6,615.72
  4. Step 4: Simplify right side
    15,977.44x = 158,583,836.35
  5. Step 5: Solve for x
    x = 158,583,836.35/15,977.44
  6. Step 6: Final answer
    x = 9,925.48

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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.