Home / 37,271.99-51,435.29-20,276.18

Finding the Fourth Proportional to 37,271.99, 51,435.29 and 20,276.18

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Solution

The fourth proportional to 37,271.99, 51,435.29 and 20,276.18 is: 27,981.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,271.99 : 51,435.29 = 20,276.18 : x
  2. Step 2: Convert to fraction form
    37,271.99/51,435.29 = 20,276.18/x
  3. Step 3: Cross multiply
    37,271.99x = 51,435.29 × 20,276.18
  4. Step 4: Simplify right side
    37,271.99x = 1,042,911,305.89
  5. Step 5: Solve for x
    x = 1,042,911,305.89/37,271.99
  6. Step 6: Final answer
    x = 27,981.10

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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.