Home / 14,572.24-20,108.98-8,284.48

Finding the Fourth Proportional to 14,572.24, 20,108.98 and 8,284.48

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Solution

The fourth proportional to 14,572.24, 20,108.98 and 8,284.48 is: 11,432.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,572.24 : 20,108.98 = 8,284.48 : x
  2. Step 2: Convert to fraction form
    14,572.24/20,108.98 = 8,284.48/x
  3. Step 3: Cross multiply
    14,572.24x = 20,108.98 × 8,284.48
  4. Step 4: Simplify right side
    14,572.24x = 166,592,442.63
  5. Step 5: Solve for x
    x = 166,592,442.63/14,572.24
  6. Step 6: Final answer
    x = 11,432.18

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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.