Home / 15,328.72-22,992.32-9,007.12

Finding the Fourth Proportional to 15,328.72, 22,992.32 and 9,007.12

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Solution

The fourth proportional to 15,328.72, 22,992.32 and 9,007.12 is: 13,510.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,328.72 : 22,992.32 = 9,007.12 : x
  2. Step 2: Convert to fraction form
    15,328.72/22,992.32 = 9,007.12/x
  3. Step 3: Cross multiply
    15,328.72x = 22,992.32 × 9,007.12
  4. Step 4: Simplify right side
    15,328.72x = 207,094,585.32
  5. Step 5: Solve for x
    x = 207,094,585.32/15,328.72
  6. Step 6: Final answer
    x = 13,510.23

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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.