Home / 19,916.58-27,484.68-10,963.85

Finding the Fourth Proportional to 19,916.58, 27,484.68 and 10,963.85

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Solution

The fourth proportional to 19,916.58, 27,484.68 and 10,963.85 is: 15,130.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,916.58 : 27,484.68 = 10,963.85 : x
  2. Step 2: Convert to fraction form
    19,916.58/27,484.68 = 10,963.85/x
  3. Step 3: Cross multiply
    19,916.58x = 27,484.68 × 10,963.85
  4. Step 4: Simplify right side
    19,916.58x = 301,337,771.39
  5. Step 5: Solve for x
    x = 301,337,771.39/19,916.58
  6. Step 6: Final answer
    x = 15,130.00

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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.