Home / 45,166.60-67,753.27-13,574.14

Finding the Fourth Proportional to 45,166.60, 67,753.27 and 13,574.14

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Solution

The fourth proportional to 45,166.60, 67,753.27 and 13,574.14 is: 20,362.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,166.60 : 67,753.27 = 13,574.14 : x
  2. Step 2: Convert to fraction form
    45,166.60/67,753.27 = 13,574.14/x
  3. Step 3: Cross multiply
    45,166.60x = 67,753.27 × 13,574.14
  4. Step 4: Simplify right side
    45,166.60x = 919,692,372.44
  5. Step 5: Solve for x
    x = 919,692,372.44/45,166.60
  6. Step 6: Final answer
    x = 20,362.22

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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.