Home / 49,345.50-74,018.88-14,285.19

Finding the Fourth Proportional to 49,345.50, 74,018.88 and 14,285.19

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Solution

The fourth proportional to 49,345.50, 74,018.88 and 14,285.19 is: 21,427.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,345.50 : 74,018.88 = 14,285.19 : x
  2. Step 2: Convert to fraction form
    49,345.50/74,018.88 = 14,285.19/x
  3. Step 3: Cross multiply
    49,345.50x = 74,018.88 × 14,285.19
  4. Step 4: Simplify right side
    49,345.50x = 1,057,373,764.39
  5. Step 5: Solve for x
    x = 1,057,373,764.39/49,345.50
  6. Step 6: Final answer
    x = 21,427.97

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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.