Home / 27,374.08-37,769.76-16,618.68

Finding the Fourth Proportional to 27,374.08, 37,769.76 and 16,618.68

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Solution

The fourth proportional to 27,374.08, 37,769.76 and 16,618.68 is: 22,929.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,374.08 : 37,769.76 = 16,618.68 : x
  2. Step 2: Convert to fraction form
    27,374.08/37,769.76 = 16,618.68/x
  3. Step 3: Cross multiply
    27,374.08x = 37,769.76 × 16,618.68
  4. Step 4: Simplify right side
    27,374.08x = 627,683,555.12
  5. Step 5: Solve for x
    x = 627,683,555.12/27,374.08
  6. Step 6: Final answer
    x = 22,929.85

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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.