Home / 27,140.67-37,461.56-16,530.21

Finding the Fourth Proportional to 27,140.67, 37,461.56 and 16,530.21

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Solution

The fourth proportional to 27,140.67, 37,461.56 and 16,530.21 is: 22,816.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,140.67 : 37,461.56 = 16,530.21 : x
  2. Step 2: Convert to fraction form
    27,140.67/37,461.56 = 16,530.21/x
  3. Step 3: Cross multiply
    27,140.67x = 37,461.56 × 16,530.21
  4. Step 4: Simplify right side
    27,140.67x = 619,247,371.08
  5. Step 5: Solve for x
    x = 619,247,371.08/27,140.67
  6. Step 6: Final answer
    x = 22,816.22

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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.