Home / 17,395.20-26,090.47-4,916.21

Finding the Fourth Proportional to 17,395.20, 26,090.47 and 4,916.21

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Solution

The fourth proportional to 17,395.20, 26,090.47 and 4,916.21 is: 7,373.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,395.20 : 26,090.47 = 4,916.21 : x
  2. Step 2: Convert to fraction form
    17,395.20/26,090.47 = 4,916.21/x
  3. Step 3: Cross multiply
    17,395.20x = 26,090.47 × 4,916.21
  4. Step 4: Simplify right side
    17,395.20x = 128,266,105.21
  5. Step 5: Solve for x
    x = 128,266,105.21/17,395.20
  6. Step 6: Final answer
    x = 7,373.65

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.