Home / 15,567.02-21,483.10-8,853.26

Finding the Fourth Proportional to 15,567.02, 21,483.10 and 8,853.26

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Solution

The fourth proportional to 15,567.02, 21,483.10 and 8,853.26 is: 12,217.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,567.02 : 21,483.10 = 8,853.26 : x
  2. Step 2: Convert to fraction form
    15,567.02/21,483.10 = 8,853.26/x
  3. Step 3: Cross multiply
    15,567.02x = 21,483.10 × 8,853.26
  4. Step 4: Simplify right side
    15,567.02x = 190,195,469.91
  5. Step 5: Solve for x
    x = 190,195,469.91/15,567.02
  6. Step 6: Final answer
    x = 12,217.85

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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.