Home / 12,833.79-19,250.67-9,345.99

Finding the Fourth Proportional to 12,833.79, 19,250.67 and 9,345.99

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Solution

The fourth proportional to 12,833.79, 19,250.67 and 9,345.99 is: 14,018.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,833.79 : 19,250.67 = 9,345.99 : x
  2. Step 2: Convert to fraction form
    12,833.79/19,250.67 = 9,345.99/x
  3. Step 3: Cross multiply
    12,833.79x = 19,250.67 × 9,345.99
  4. Step 4: Simplify right side
    12,833.79x = 179,916,569.31
  5. Step 5: Solve for x
    x = 179,916,569.31/12,833.79
  6. Step 6: Final answer
    x = 14,018.97

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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.