Home / 25,333.16-38,000.28-8,693.06

Finding the Fourth Proportional to 25,333.16, 38,000.28 and 8,693.06

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Solution

The fourth proportional to 25,333.16, 38,000.28 and 8,693.06 is: 13,039.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,333.16 : 38,000.28 = 8,693.06 : x
  2. Step 2: Convert to fraction form
    25,333.16/38,000.28 = 8,693.06/x
  3. Step 3: Cross multiply
    25,333.16x = 38,000.28 × 8,693.06
  4. Step 4: Simplify right side
    25,333.16x = 330,338,714.06
  5. Step 5: Solve for x
    x = 330,338,714.06/25,333.16
  6. Step 6: Final answer
    x = 13,039.78

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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.