Home / 45,054.28-67,577.10-13,881.16

Finding the Fourth Proportional to 45,054.28, 67,577.10 and 13,881.16

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Solution

The fourth proportional to 45,054.28, 67,577.10 and 13,881.16 is: 20,820.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,054.28 : 67,577.10 = 13,881.16 : x
  2. Step 2: Convert to fraction form
    45,054.28/67,577.10 = 13,881.16/x
  3. Step 3: Cross multiply
    45,054.28x = 67,577.10 × 13,881.16
  4. Step 4: Simplify right side
    45,054.28x = 938,048,537.44
  5. Step 5: Solve for x
    x = 938,048,537.44/45,054.28
  6. Step 6: Final answer
    x = 20,820.41

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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.