Home / 37,543.19-51,806.63-21,628.91

Finding the Fourth Proportional to 37,543.19, 51,806.63 and 21,628.91

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Solution

The fourth proportional to 37,543.19, 51,806.63 and 21,628.91 is: 29,846.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,543.19 : 51,806.63 = 21,628.91 : x
  2. Step 2: Convert to fraction form
    37,543.19/51,806.63 = 21,628.91/x
  3. Step 3: Cross multiply
    37,543.19x = 51,806.63 × 21,628.91
  4. Step 4: Simplify right side
    37,543.19x = 1,120,520,570.50
  5. Step 5: Solve for x
    x = 1,120,520,570.50/37,543.19
  6. Step 6: Final answer
    x = 29,846.18

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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.