Home / 14,269.54-21,400.86-5,945.02

Finding the Fourth Proportional to 14,269.54, 21,400.86 and 5,945.02

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Solution

The fourth proportional to 14,269.54, 21,400.86 and 5,945.02 is: 8,916.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,269.54 : 21,400.86 = 5,945.02 : x
  2. Step 2: Convert to fraction form
    14,269.54/21,400.86 = 5,945.02/x
  3. Step 3: Cross multiply
    14,269.54x = 21,400.86 × 5,945.02
  4. Step 4: Simplify right side
    14,269.54x = 127,228,484.24
  5. Step 5: Solve for x
    x = 127,228,484.24/14,269.54
  6. Step 6: Final answer
    x = 8,916.09

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.