Home / 15,875.66-23,816.82-4,783.16

Finding the Fourth Proportional to 15,875.66, 23,816.82 and 4,783.16

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Solution

The fourth proportional to 15,875.66, 23,816.82 and 4,783.16 is: 7,175.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,875.66 : 23,816.82 = 4,783.16 : x
  2. Step 2: Convert to fraction form
    15,875.66/23,816.82 = 4,783.16/x
  3. Step 3: Cross multiply
    15,875.66x = 23,816.82 × 4,783.16
  4. Step 4: Simplify right side
    15,875.66x = 113,919,660.75
  5. Step 5: Solve for x
    x = 113,919,660.75/15,875.66
  6. Step 6: Final answer
    x = 7,175.74

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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.