Home / 27,159.22-37,468.89-15,827.02

Finding the Fourth Proportional to 27,159.22, 37,468.89 and 15,827.02

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Solution

The fourth proportional to 27,159.22, 37,468.89 and 15,827.02 is: 21,834.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,159.22 : 37,468.89 = 15,827.02 : x
  2. Step 2: Convert to fraction form
    27,159.22/37,468.89 = 15,827.02/x
  3. Step 3: Cross multiply
    27,159.22x = 37,468.89 × 15,827.02
  4. Step 4: Simplify right side
    27,159.22x = 593,020,871.41
  5. Step 5: Solve for x
    x = 593,020,871.41/27,159.22
  6. Step 6: Final answer
    x = 21,834.97

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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.