Home / 14,897.90-20,558.30-8,184.44

Finding the Fourth Proportional to 14,897.90, 20,558.30 and 8,184.44

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Solution

The fourth proportional to 14,897.90, 20,558.30 and 8,184.44 is: 11,294.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,897.90 : 20,558.30 = 8,184.44 : x
  2. Step 2: Convert to fraction form
    14,897.90/20,558.30 = 8,184.44/x
  3. Step 3: Cross multiply
    14,897.90x = 20,558.30 × 8,184.44
  4. Step 4: Simplify right side
    14,897.90x = 168,258,029.14
  5. Step 5: Solve for x
    x = 168,258,029.14/14,897.90
  6. Step 6: Final answer
    x = 11,294.08

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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.