Home / 37,228.77-51,377.67-21,315.63

Finding the Fourth Proportional to 37,228.77, 51,377.67 and 21,315.63

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Solution

The fourth proportional to 37,228.77, 51,377.67 and 21,315.63 is: 29,416.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,228.77 : 51,377.67 = 21,315.63 : x
  2. Step 2: Convert to fraction form
    37,228.77/51,377.67 = 21,315.63/x
  3. Step 3: Cross multiply
    37,228.77x = 51,377.67 × 21,315.63
  4. Step 4: Simplify right side
    37,228.77x = 1,095,147,403.98
  5. Step 5: Solve for x
    x = 1,095,147,403.98/37,228.77
  6. Step 6: Final answer
    x = 29,416.70

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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.