Home / 15,518.27-23,281.04-4,425.12

Finding the Fourth Proportional to 15,518.27, 23,281.04 and 4,425.12

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Solution

The fourth proportional to 15,518.27, 23,281.04 and 4,425.12 is: 6,638.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,518.27 : 23,281.04 = 4,425.12 : x
  2. Step 2: Convert to fraction form
    15,518.27/23,281.04 = 4,425.12/x
  3. Step 3: Cross multiply
    15,518.27x = 23,281.04 × 4,425.12
  4. Step 4: Simplify right side
    15,518.27x = 103,021,395.72
  5. Step 5: Solve for x
    x = 103,021,395.72/15,518.27
  6. Step 6: Final answer
    x = 6,638.72

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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.