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Finding the Fourth Proportional to 65,207.46, 97,811.13 and 18,460.35

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Solution

The fourth proportional to 65,207.46, 97,811.13 and 18,460.35 is: 27,690.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,207.46 : 97,811.13 = 18,460.35 : x
  2. Step 2: Convert to fraction form
    65,207.46/97,811.13 = 18,460.35/x
  3. Step 3: Cross multiply
    65,207.46x = 97,811.13 × 18,460.35
  4. Step 4: Simplify right side
    65,207.46x = 1,805,627,693.70
  5. Step 5: Solve for x
    x = 1,805,627,693.70/65,207.46
  6. Step 6: Final answer
    x = 27,690.51

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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.