Home / 27,271.53-37,618.39-16,642.71

Finding the Fourth Proportional to 27,271.53, 37,618.39 and 16,642.71

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Solution

The fourth proportional to 27,271.53, 37,618.39 and 16,642.71 is: 22,956.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,271.53 : 37,618.39 = 16,642.71 : x
  2. Step 2: Convert to fraction form
    27,271.53/37,618.39 = 16,642.71/x
  3. Step 3: Cross multiply
    27,271.53x = 37,618.39 × 16,642.71
  4. Step 4: Simplify right side
    27,271.53x = 626,071,684.13
  5. Step 5: Solve for x
    x = 626,071,684.13/27,271.53
  6. Step 6: Final answer
    x = 22,956.97

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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.