Home / 15,690.48-23,540.16-5,303.04

Finding the Fourth Proportional to 15,690.48, 23,540.16 and 5,303.04

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Solution

The fourth proportional to 15,690.48, 23,540.16 and 5,303.04 is: 7,956.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,690.48 : 23,540.16 = 5,303.04 : x
  2. Step 2: Convert to fraction form
    15,690.48/23,540.16 = 5,303.04/x
  3. Step 3: Cross multiply
    15,690.48x = 23,540.16 × 5,303.04
  4. Step 4: Simplify right side
    15,690.48x = 124,834,410.09
  5. Step 5: Solve for x
    x = 124,834,410.09/15,690.48
  6. Step 6: Final answer
    x = 7,956.06

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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.