Home / 15,784.76-23,675.31-4,098.89

Finding the Fourth Proportional to 15,784.76, 23,675.31 and 4,098.89

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Solution

The fourth proportional to 15,784.76, 23,675.31 and 4,098.89 is: 6,147.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,784.76 : 23,675.31 = 4,098.89 : x
  2. Step 2: Convert to fraction form
    15,784.76/23,675.31 = 4,098.89/x
  3. Step 3: Cross multiply
    15,784.76x = 23,675.31 × 4,098.89
  4. Step 4: Simplify right side
    15,784.76x = 97,042,373.03
  5. Step 5: Solve for x
    x = 97,042,373.03/15,784.76
  6. Step 6: Final answer
    x = 6,147.85

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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.