Home / 26,479.95-36,542.96-14,543.54

Finding the Fourth Proportional to 26,479.95, 36,542.96 and 14,543.54

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Solution

The fourth proportional to 26,479.95, 36,542.96 and 14,543.54 is: 20,070.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,479.95 : 36,542.96 = 14,543.54 : x
  2. Step 2: Convert to fraction form
    26,479.95/36,542.96 = 14,543.54/x
  3. Step 3: Cross multiply
    26,479.95x = 36,542.96 × 14,543.54
  4. Step 4: Simplify right side
    26,479.95x = 531,464,000.48
  5. Step 5: Solve for x
    x = 531,464,000.48/26,479.95
  6. Step 6: Final answer
    x = 20,070.43

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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.