Home / 14,434.93-19,920.45-8,466.76

Finding the Fourth Proportional to 14,434.93, 19,920.45 and 8,466.76

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Solution

The fourth proportional to 14,434.93, 19,920.45 and 8,466.76 is: 11,684.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,434.93 : 19,920.45 = 8,466.76 : x
  2. Step 2: Convert to fraction form
    14,434.93/19,920.45 = 8,466.76/x
  3. Step 3: Cross multiply
    14,434.93x = 19,920.45 × 8,466.76
  4. Step 4: Simplify right side
    14,434.93x = 168,661,669.24
  5. Step 5: Solve for x
    x = 168,661,669.24/14,434.93
  6. Step 6: Final answer
    x = 11,684.27

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Double scale
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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.