Home / 19,587.39-27,030.55-10,634.80

Finding the Fourth Proportional to 19,587.39, 27,030.55 and 10,634.80

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Solution

The fourth proportional to 19,587.39, 27,030.55 and 10,634.80 is: 14,676.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,587.39 : 27,030.55 = 10,634.80 : x
  2. Step 2: Convert to fraction form
    19,587.39/27,030.55 = 10,634.80/x
  3. Step 3: Cross multiply
    19,587.39x = 27,030.55 × 10,634.80
  4. Step 4: Simplify right side
    19,587.39x = 287,464,493.14
  5. Step 5: Solve for x
    x = 287,464,493.14/19,587.39
  6. Step 6: Final answer
    x = 14,676.00

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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.