Home / 37,320.58-51,502.53-20,553.70

Finding the Fourth Proportional to 37,320.58, 51,502.53 and 20,553.70

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Solution

The fourth proportional to 37,320.58, 51,502.53 and 20,553.70 is: 28,364.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,320.58 : 51,502.53 = 20,553.70 : x
  2. Step 2: Convert to fraction form
    37,320.58/51,502.53 = 20,553.70/x
  3. Step 3: Cross multiply
    37,320.58x = 51,502.53 × 20,553.70
  4. Step 4: Simplify right side
    37,320.58x = 1,058,567,550.86
  5. Step 5: Solve for x
    x = 1,058,567,550.86/37,320.58
  6. Step 6: Final answer
    x = 28,364.18

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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.