Home / 19,587.90-27,031.14-10,635.22

Finding the Fourth Proportional to 19,587.90, 27,031.14 and 10,635.22

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Solution

The fourth proportional to 19,587.90, 27,031.14 and 10,635.22 is: 14,676.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,587.90 : 27,031.14 = 10,635.22 : x
  2. Step 2: Convert to fraction form
    19,587.90/27,031.14 = 10,635.22/x
  3. Step 3: Cross multiply
    19,587.90x = 27,031.14 × 10,635.22
  4. Step 4: Simplify right side
    19,587.90x = 287,482,120.75
  5. Step 5: Solve for x
    x = 287,482,120.75/19,587.90
  6. Step 6: Final answer
    x = 14,676.52

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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.