Home / 43,087.41-64,630.65-16,810.59

Finding the Fourth Proportional to 43,087.41, 64,630.65 and 16,810.59

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Solution

The fourth proportional to 43,087.41, 64,630.65 and 16,810.59 is: 25,215.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,087.41 : 64,630.65 = 16,810.59 : x
  2. Step 2: Convert to fraction form
    43,087.41/64,630.65 = 16,810.59/x
  3. Step 3: Cross multiply
    43,087.41x = 64,630.65 × 16,810.59
  4. Step 4: Simplify right side
    43,087.41x = 1,086,479,358.58
  5. Step 5: Solve for x
    x = 1,086,479,358.58/43,087.41
  6. Step 6: Final answer
    x = 25,215.70

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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.