Home / 19,587.60-27,030.45-10,635

Finding the Fourth Proportional to 19,587.60, 27,030.45 and 10,635

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Solution

The fourth proportional to 19,587.60, 27,030.45 and 10,635 is: 14,676.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,587.60 : 27,030.45 = 10,635 : x
  2. Step 2: Convert to fraction form
    19,587.60/27,030.45 = 10,635/x
  3. Step 3: Cross multiply
    19,587.60x = 27,030.45 × 10,635
  4. Step 4: Simplify right side
    19,587.60x = 287,468,835.75
  5. Step 5: Solve for x
    x = 287,468,835.75/19,587.60
  6. Step 6: Final answer
    x = 14,676.06

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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.