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Finding the Fourth Proportional to 14,594.60, 21,908.10 and 9,054.20

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Solution

The fourth proportional to 14,594.60, 21,908.10 and 9,054.20 is: 13,591.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,594.60 : 21,908.10 = 9,054.20 : x
  2. Step 2: Convert to fraction form
    14,594.60/21,908.10 = 9,054.20/x
  3. Step 3: Cross multiply
    14,594.60x = 21,908.10 × 9,054.20
  4. Step 4: Simplify right side
    14,594.60x = 198,360,319.02
  5. Step 5: Solve for x
    x = 198,360,319.02/14,594.60
  6. Step 6: Final answer
    x = 13,591.35

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.