Home / 26,478.48-36,540.72-14,543.04

Finding the Fourth Proportional to 26,478.48, 36,540.72 and 14,543.04

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Solution

The fourth proportional to 26,478.48, 36,540.72 and 14,543.04 is: 20,069.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,478.48 : 36,540.72 = 14,543.04 : x
  2. Step 2: Convert to fraction form
    26,478.48/36,540.72 = 14,543.04/x
  3. Step 3: Cross multiply
    26,478.48x = 36,540.72 × 14,543.04
  4. Step 4: Simplify right side
    26,478.48x = 531,413,152.59
  5. Step 5: Solve for x
    x = 531,413,152.59/26,478.48
  6. Step 6: Final answer
    x = 20,069.62

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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.