Home / 12,433.04-17,152.20-7,126.64

Finding the Fourth Proportional to 12,433.04, 17,152.20 and 7,126.64

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Solution

The fourth proportional to 12,433.04, 17,152.20 and 7,126.64 is: 9,831.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,433.04 : 17,152.20 = 7,126.64 : x
  2. Step 2: Convert to fraction form
    12,433.04/17,152.20 = 7,126.64/x
  3. Step 3: Cross multiply
    12,433.04x = 17,152.20 × 7,126.64
  4. Step 4: Simplify right side
    12,433.04x = 122,237,554.61
  5. Step 5: Solve for x
    x = 122,237,554.61/12,433.04
  6. Step 6: Final answer
    x = 9,831.67

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.