Home / 27,257.20-37,621.56-16,655.76

Finding the Fourth Proportional to 27,257.20, 37,621.56 and 16,655.76

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Solution

The fourth proportional to 27,257.20, 37,621.56 and 16,655.76 is: 22,989.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,257.20 : 37,621.56 = 16,655.76 : x
  2. Step 2: Convert to fraction form
    27,257.20/37,621.56 = 16,655.76/x
  3. Step 3: Cross multiply
    27,257.20x = 37,621.56 × 16,655.76
  4. Step 4: Simplify right side
    27,257.20x = 626,615,674.19
  5. Step 5: Solve for x
    x = 626,615,674.19/27,257.20
  6. Step 6: Final answer
    x = 22,989.00

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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.