Home / 22,490.10-31,045.49-14,532.98

Finding the Fourth Proportional to 22,490.10, 31,045.49 and 14,532.98

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Solution

The fourth proportional to 22,490.10, 31,045.49 and 14,532.98 is: 20,061.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,490.10 : 31,045.49 = 14,532.98 : x
  2. Step 2: Convert to fraction form
    22,490.10/31,045.49 = 14,532.98/x
  3. Step 3: Cross multiply
    22,490.10x = 31,045.49 × 14,532.98
  4. Step 4: Simplify right side
    22,490.10x = 451,183,485.26
  5. Step 5: Solve for x
    x = 451,183,485.26/22,490.10
  6. Step 6: Final answer
    x = 20,061.43

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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.