Home / 26,721.80-36,877.17-14,784.93

Finding the Fourth Proportional to 26,721.80, 36,877.17 and 14,784.93

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Solution

The fourth proportional to 26,721.80, 36,877.17 and 14,784.93 is: 20,403.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,721.80 : 36,877.17 = 14,784.93 : x
  2. Step 2: Convert to fraction form
    26,721.80/36,877.17 = 14,784.93/x
  3. Step 3: Cross multiply
    26,721.80x = 36,877.17 × 14,784.93
  4. Step 4: Simplify right side
    26,721.80x = 545,226,377.05
  5. Step 5: Solve for x
    x = 545,226,377.05/26,721.80
  6. Step 6: Final answer
    x = 20,403.81

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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.