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Finding the Fourth Proportional to 32,895, 45,391.28 and 19,466.84

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Solution

The fourth proportional to 32,895, 45,391.28 and 19,466.84 is: 26,861.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,895 : 45,391.28 = 19,466.84 : x
  2. Step 2: Convert to fraction form
    32,895/45,391.28 = 19,466.84/x
  3. Step 3: Cross multiply
    32,895x = 45,391.28 × 19,466.84
  4. Step 4: Simplify right side
    32,895x = 883,624,785.16
  5. Step 5: Solve for x
    x = 883,624,785.16/32,895
  6. Step 6: Final answer
    x = 26,861.98

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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.