Home / 31,553.43-47,328.99-12,832.94

Finding the Fourth Proportional to 31,553.43, 47,328.99 and 12,832.94

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Solution

The fourth proportional to 31,553.43, 47,328.99 and 12,832.94 is: 19,248.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,553.43 : 47,328.99 = 12,832.94 : x
  2. Step 2: Convert to fraction form
    31,553.43/47,328.99 = 12,832.94/x
  3. Step 3: Cross multiply
    31,553.43x = 47,328.99 × 12,832.94
  4. Step 4: Simplify right side
    31,553.43x = 607,369,852.29
  5. Step 5: Solve for x
    x = 607,369,852.29/31,553.43
  6. Step 6: Final answer
    x = 19,248.93

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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.