Home / 44,511.60-66,763.08-11,679.60

Finding the Fourth Proportional to 44,511.60, 66,763.08 and 11,679.60

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Solution

The fourth proportional to 44,511.60, 66,763.08 and 11,679.60 is: 17,518.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,511.60 : 66,763.08 = 11,679.60 : x
  2. Step 2: Convert to fraction form
    44,511.60/66,763.08 = 11,679.60/x
  3. Step 3: Cross multiply
    44,511.60x = 66,763.08 × 11,679.60
  4. Step 4: Simplify right side
    44,511.60x = 779,766,069.17
  5. Step 5: Solve for x
    x = 779,766,069.17/44,511.60
  6. Step 6: Final answer
    x = 17,518.27

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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.