Home / 19,223.32-28,867.98-10,475.32

Finding the Fourth Proportional to 19,223.32, 28,867.98 and 10,475.32

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Solution

The fourth proportional to 19,223.32, 28,867.98 and 10,475.32 is: 15,730.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,223.32 : 28,867.98 = 10,475.32 : x
  2. Step 2: Convert to fraction form
    19,223.32/28,867.98 = 10,475.32/x
  3. Step 3: Cross multiply
    19,223.32x = 28,867.98 × 10,475.32
  4. Step 4: Simplify right side
    19,223.32x = 302,401,328.25
  5. Step 5: Solve for x
    x = 302,401,328.25/19,223.32
  6. Step 6: Final answer
    x = 15,730.96

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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.