Home / 15,628.16-23,439.71-5,772.08

Finding the Fourth Proportional to 15,628.16, 23,439.71 and 5,772.08

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Solution

The fourth proportional to 15,628.16, 23,439.71 and 5,772.08 is: 8,657.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,628.16 : 23,439.71 = 5,772.08 : x
  2. Step 2: Convert to fraction form
    15,628.16/23,439.71 = 5,772.08/x
  3. Step 3: Cross multiply
    15,628.16x = 23,439.71 × 5,772.08
  4. Step 4: Simplify right side
    15,628.16x = 135,295,735.24
  5. Step 5: Solve for x
    x = 135,295,735.24/15,628.16
  6. Step 6: Final answer
    x = 8,657.18

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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.