Home / 16,309.85-22,495.12-14,045.11

Finding the Fourth Proportional to 16,309.85, 22,495.12 and 14,045.11

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Solution

The fourth proportional to 16,309.85, 22,495.12 and 14,045.11 is: 19,371.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,309.85 : 22,495.12 = 14,045.11 : x
  2. Step 2: Convert to fraction form
    16,309.85/22,495.12 = 14,045.11/x
  3. Step 3: Cross multiply
    16,309.85x = 22,495.12 × 14,045.11
  4. Step 4: Simplify right side
    16,309.85x = 315,946,343.51
  5. Step 5: Solve for x
    x = 315,946,343.51/16,309.85
  6. Step 6: Final answer
    x = 19,371.51

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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.