Home / 15,856.65-23,740.83-8,049.06

Finding the Fourth Proportional to 15,856.65, 23,740.83 and 8,049.06

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Solution

The fourth proportional to 15,856.65, 23,740.83 and 8,049.06 is: 12,051.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,856.65 : 23,740.83 = 8,049.06 : x
  2. Step 2: Convert to fraction form
    15,856.65/23,740.83 = 8,049.06/x
  3. Step 3: Cross multiply
    15,856.65x = 23,740.83 × 8,049.06
  4. Step 4: Simplify right side
    15,856.65x = 191,091,365.12
  5. Step 5: Solve for x
    x = 191,091,365.12/15,856.65
  6. Step 6: Final answer
    x = 12,051.18

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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.