Home / 15,864.06-23,799.81-8,464.62

Finding the Fourth Proportional to 15,864.06, 23,799.81 and 8,464.62

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Solution

The fourth proportional to 15,864.06, 23,799.81 and 8,464.62 is: 12,698.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,864.06 : 23,799.81 = 8,464.62 : x
  2. Step 2: Convert to fraction form
    15,864.06/23,799.81 = 8,464.62/x
  3. Step 3: Cross multiply
    15,864.06x = 23,799.81 × 8,464.62
  4. Step 4: Simplify right side
    15,864.06x = 201,456,347.72
  5. Step 5: Solve for x
    x = 201,456,347.72/15,864.06
  6. Step 6: Final answer
    x = 12,698.91

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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.