Home / 43,262.06-64,899.48-13,673.18

Finding the Fourth Proportional to 43,262.06, 64,899.48 and 13,673.18

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Solution

The fourth proportional to 43,262.06, 64,899.48 and 13,673.18 is: 20,511.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,262.06 : 64,899.48 = 13,673.18 : x
  2. Step 2: Convert to fraction form
    43,262.06/64,899.48 = 13,673.18/x
  3. Step 3: Cross multiply
    43,262.06x = 64,899.48 × 13,673.18
  4. Step 4: Simplify right side
    43,262.06x = 887,382,271.95
  5. Step 5: Solve for x
    x = 887,382,271.95/43,262.06
  6. Step 6: Final answer
    x = 20,511.79

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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.