Home / 15,507.08-23,260.62-3,820.30

Finding the Fourth Proportional to 15,507.08, 23,260.62 and 3,820.30

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Solution

The fourth proportional to 15,507.08, 23,260.62 and 3,820.30 is: 5,730.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,507.08 : 23,260.62 = 3,820.30 : x
  2. Step 2: Convert to fraction form
    15,507.08/23,260.62 = 3,820.30/x
  3. Step 3: Cross multiply
    15,507.08x = 23,260.62 × 3,820.30
  4. Step 4: Simplify right side
    15,507.08x = 88,862,502.76
  5. Step 5: Solve for x
    x = 88,862,502.76/15,507.08
  6. Step 6: Final answer
    x = 5,730.45

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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.