Home / 19,587.61-27,030.93-10,635.08

Finding the Fourth Proportional to 19,587.61, 27,030.93 and 10,635.08

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Solution

The fourth proportional to 19,587.61, 27,030.93 and 10,635.08 is: 14,676.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,587.61 : 27,030.93 = 10,635.08 : x
  2. Step 2: Convert to fraction form
    19,587.61/27,030.93 = 10,635.08/x
  3. Step 3: Cross multiply
    19,587.61x = 27,030.93 × 10,635.08
  4. Step 4: Simplify right side
    19,587.61x = 287,476,103.02
  5. Step 5: Solve for x
    x = 287,476,103.02/19,587.61
  6. Step 6: Final answer
    x = 14,676.43

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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.