Home / 15,730.32-23,585.58-7,405.32

Finding the Fourth Proportional to 15,730.32, 23,585.58 and 7,405.32

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Solution

The fourth proportional to 15,730.32, 23,585.58 and 7,405.32 is: 11,103.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,730.32 : 23,585.58 = 7,405.32 : x
  2. Step 2: Convert to fraction form
    15,730.32/23,585.58 = 7,405.32/x
  3. Step 3: Cross multiply
    15,730.32x = 23,585.58 × 7,405.32
  4. Step 4: Simplify right side
    15,730.32x = 174,658,767.29
  5. Step 5: Solve for x
    x = 174,658,767.29/15,730.32
  6. Step 6: Final answer
    x = 11,103.32

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.