Home / 23,271.72-34,894.35-15,885.12

Finding the Fourth Proportional to 23,271.72, 34,894.35 and 15,885.12

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Solution

The fourth proportional to 23,271.72, 34,894.35 and 15,885.12 is: 23,818.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,271.72 : 34,894.35 = 15,885.12 : x
  2. Step 2: Convert to fraction form
    23,271.72/34,894.35 = 15,885.12/x
  3. Step 3: Cross multiply
    23,271.72x = 34,894.35 × 15,885.12
  4. Step 4: Simplify right side
    23,271.72x = 554,300,683.17
  5. Step 5: Solve for x
    x = 554,300,683.17/23,271.72
  6. Step 6: Final answer
    x = 23,818.64

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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.