Home / 23,312.70-32,158.89-13,879.44

Finding the Fourth Proportional to 23,312.70, 32,158.89 and 13,879.44

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Solution

The fourth proportional to 23,312.70, 32,158.89 and 13,879.44 is: 19,146.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,312.70 : 32,158.89 = 13,879.44 : x
  2. Step 2: Convert to fraction form
    23,312.70/32,158.89 = 13,879.44/x
  3. Step 3: Cross multiply
    23,312.70x = 32,158.89 × 13,879.44
  4. Step 4: Simplify right side
    23,312.70x = 446,347,384.22
  5. Step 5: Solve for x
    x = 446,347,384.22/23,312.70
  6. Step 6: Final answer
    x = 19,146.10

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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.