Home / 25,215.36-37,812.10-8,570.92

Finding the Fourth Proportional to 25,215.36, 37,812.10 and 8,570.92

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Solution

The fourth proportional to 25,215.36, 37,812.10 and 8,570.92 is: 12,852.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,215.36 : 37,812.10 = 8,570.92 : x
  2. Step 2: Convert to fraction form
    25,215.36/37,812.10 = 8,570.92/x
  3. Step 3: Cross multiply
    25,215.36x = 37,812.10 × 8,570.92
  4. Step 4: Simplify right side
    25,215.36x = 324,084,252.22
  5. Step 5: Solve for x
    x = 324,084,252.22/25,215.36
  6. Step 6: Final answer
    x = 12,852.65

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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.