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Finding the Fourth Proportional to 14,906.10, 20,590.32 and 10,444.62

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Solution

The fourth proportional to 14,906.10, 20,590.32 and 10,444.62 is: 14,427.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,906.10 : 20,590.32 = 10,444.62 : x
  2. Step 2: Convert to fraction form
    14,906.10/20,590.32 = 10,444.62/x
  3. Step 3: Cross multiply
    14,906.10x = 20,590.32 × 10,444.62
  4. Step 4: Simplify right side
    14,906.10x = 215,058,068.08
  5. Step 5: Solve for x
    x = 215,058,068.08/14,906.10
  6. Step 6: Final answer
    x = 14,427.52

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Double scale
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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.