Home / 37,806.35-52,172.10-20,810.93

Finding the Fourth Proportional to 37,806.35, 52,172.10 and 20,810.93

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Solution

The fourth proportional to 37,806.35, 52,172.10 and 20,810.93 is: 28,718.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,806.35 : 52,172.10 = 20,810.93 : x
  2. Step 2: Convert to fraction form
    37,806.35/52,172.10 = 20,810.93/x
  3. Step 3: Cross multiply
    37,806.35x = 52,172.10 × 20,810.93
  4. Step 4: Simplify right side
    37,806.35x = 1,085,749,660.19
  5. Step 5: Solve for x
    x = 1,085,749,660.19/37,806.35
  6. Step 6: Final answer
    x = 28,718.72

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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.