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Finding the Fourth Proportional to 35,568.36, 53,368.02 and 16,861.50

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Solution

The fourth proportional to 35,568.36, 53,368.02 and 16,861.50 is: 25,299.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,568.36 : 53,368.02 = 16,861.50 : x
  2. Step 2: Convert to fraction form
    35,568.36/53,368.02 = 16,861.50/x
  3. Step 3: Cross multiply
    35,568.36x = 53,368.02 × 16,861.50
  4. Step 4: Simplify right side
    35,568.36x = 899,864,869.23
  5. Step 5: Solve for x
    x = 899,864,869.23/35,568.36
  6. Step 6: Final answer
    x = 25,299.59

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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.