Home / 19,884.08-27,438.95-10,930.14

Finding the Fourth Proportional to 19,884.08, 27,438.95 and 10,930.14

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Solution

The fourth proportional to 19,884.08, 27,438.95 and 10,930.14 is: 15,083.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,884.08 : 27,438.95 = 10,930.14 : x
  2. Step 2: Convert to fraction form
    19,884.08/27,438.95 = 10,930.14/x
  3. Step 3: Cross multiply
    19,884.08x = 27,438.95 × 10,930.14
  4. Step 4: Simplify right side
    19,884.08x = 299,911,592.28
  5. Step 5: Solve for x
    x = 299,911,592.28/19,884.08
  6. Step 6: Final answer
    x = 15,083.00

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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.