Home / 14,205.79-19,601.76-8,236.23

Finding the Fourth Proportional to 14,205.79, 19,601.76 and 8,236.23

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Solution

The fourth proportional to 14,205.79, 19,601.76 and 8,236.23 is: 11,364.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,205.79 : 19,601.76 = 8,236.23 : x
  2. Step 2: Convert to fraction form
    14,205.79/19,601.76 = 8,236.23/x
  3. Step 3: Cross multiply
    14,205.79x = 19,601.76 × 8,236.23
  4. Step 4: Simplify right side
    14,205.79x = 161,444,603.76
  5. Step 5: Solve for x
    x = 161,444,603.76/14,205.79
  6. Step 6: Final answer
    x = 11,364.70

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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.