Home / 16,831.26-23,225.13-9,756.72

Finding the Fourth Proportional to 16,831.26, 23,225.13 and 9,756.72

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Solution

The fourth proportional to 16,831.26, 23,225.13 and 9,756.72 is: 13,463.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,831.26 : 23,225.13 = 9,756.72 : x
  2. Step 2: Convert to fraction form
    16,831.26/23,225.13 = 9,756.72/x
  3. Step 3: Cross multiply
    16,831.26x = 23,225.13 × 9,756.72
  4. Step 4: Simplify right side
    16,831.26x = 226,601,090.37
  5. Step 5: Solve for x
    x = 226,601,090.37/16,831.26
  6. Step 6: Final answer
    x = 13,463.11

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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.