Home / 15,675.98-23,520.10-6,904.74

Finding the Fourth Proportional to 15,675.98, 23,520.10 and 6,904.74

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Solution

The fourth proportional to 15,675.98, 23,520.10 and 6,904.74 is: 10,359.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,675.98 : 23,520.10 = 6,904.74 : x
  2. Step 2: Convert to fraction form
    15,675.98/23,520.10 = 6,904.74/x
  3. Step 3: Cross multiply
    15,675.98x = 23,520.10 × 6,904.74
  4. Step 4: Simplify right side
    15,675.98x = 162,400,175.27
  5. Step 5: Solve for x
    x = 162,400,175.27/15,675.98
  6. Step 6: Final answer
    x = 10,359.81

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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.