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Finding the Fourth Proportional to 14,749.16, 22,116.06 and 6,955.88

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Solution

The fourth proportional to 14,749.16, 22,116.06 and 6,955.88 is: 10,430.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,749.16 : 22,116.06 = 6,955.88 : x
  2. Step 2: Convert to fraction form
    14,749.16/22,116.06 = 6,955.88/x
  3. Step 3: Cross multiply
    14,749.16x = 22,116.06 × 6,955.88
  4. Step 4: Simplify right side
    14,749.16x = 153,836,659.43
  5. Step 5: Solve for x
    x = 153,836,659.43/14,749.16
  6. Step 6: Final answer
    x = 10,430.20

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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.