Home / 43,265.40-64,887.30-16,605.60

Finding the Fourth Proportional to 43,265.40, 64,887.30 and 16,605.60

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Solution

The fourth proportional to 43,265.40, 64,887.30 and 16,605.60 is: 24,904.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,265.40 : 64,887.30 = 16,605.60 : x
  2. Step 2: Convert to fraction form
    43,265.40/64,887.30 = 16,605.60/x
  3. Step 3: Cross multiply
    43,265.40x = 64,887.30 × 16,605.60
  4. Step 4: Simplify right side
    43,265.40x = 1,077,492,548.88
  5. Step 5: Solve for x
    x = 1,077,492,548.88/43,265.40
  6. Step 6: Final answer
    x = 24,904.25

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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.