Home / 14,139.29-19,463.22-12,224.22

Finding the Fourth Proportional to 14,139.29, 19,463.22 and 12,224.22

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Solution

The fourth proportional to 14,139.29, 19,463.22 and 12,224.22 is: 16,827.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,139.29 : 19,463.22 = 12,224.22 : x
  2. Step 2: Convert to fraction form
    14,139.29/19,463.22 = 12,224.22/x
  3. Step 3: Cross multiply
    14,139.29x = 19,463.22 × 12,224.22
  4. Step 4: Simplify right side
    14,139.29x = 237,922,683.19
  5. Step 5: Solve for x
    x = 237,922,683.19/14,139.29
  6. Step 6: Final answer
    x = 16,827.07

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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.