Home / 28,473.72-39,312.22-25,484.36

Finding the Fourth Proportional to 28,473.72, 39,312.22 and 25,484.36

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Solution

The fourth proportional to 28,473.72, 39,312.22 and 25,484.36 is: 35,184.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,473.72 : 39,312.22 = 25,484.36 : x
  2. Step 2: Convert to fraction form
    28,473.72/39,312.22 = 25,484.36/x
  3. Step 3: Cross multiply
    28,473.72x = 39,312.22 × 25,484.36
  4. Step 4: Simplify right side
    28,473.72x = 1,001,846,766.88
  5. Step 5: Solve for x
    x = 1,001,846,766.88/28,473.72
  6. Step 6: Final answer
    x = 35,184.96

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.