Home / 12,136.23-16,748.06-6,831.14

Finding the Fourth Proportional to 12,136.23, 16,748.06 and 6,831.14

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Solution

The fourth proportional to 12,136.23, 16,748.06 and 6,831.14 is: 9,427.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,136.23 : 16,748.06 = 6,831.14 : x
  2. Step 2: Convert to fraction form
    12,136.23/16,748.06 = 6,831.14/x
  3. Step 3: Cross multiply
    12,136.23x = 16,748.06 × 6,831.14
  4. Step 4: Simplify right side
    12,136.23x = 114,408,224.69
  5. Step 5: Solve for x
    x = 114,408,224.69/12,136.23
  6. Step 6: Final answer
    x = 9,427.00

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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.