Home / 43,257.01-64,885.52-18,290.59

Finding the Fourth Proportional to 43,257.01, 64,885.52 and 18,290.59

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Solution

The fourth proportional to 43,257.01, 64,885.52 and 18,290.59 is: 27,435.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,257.01 : 64,885.52 = 18,290.59 : x
  2. Step 2: Convert to fraction form
    43,257.01/64,885.52 = 18,290.59/x
  3. Step 3: Cross multiply
    43,257.01x = 64,885.52 × 18,290.59
  4. Step 4: Simplify right side
    43,257.01x = 1,186,794,443.26
  5. Step 5: Solve for x
    x = 1,186,794,443.26/43,257.01
  6. Step 6: Final answer
    x = 27,435.89

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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.