Home / 45,490.14-68,211.45-14,317.02

Finding the Fourth Proportional to 45,490.14, 68,211.45 and 14,317.02

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Solution

The fourth proportional to 45,490.14, 68,211.45 and 14,317.02 is: 21,468.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,490.14 : 68,211.45 = 14,317.02 : x
  2. Step 2: Convert to fraction form
    45,490.14/68,211.45 = 14,317.02/x
  3. Step 3: Cross multiply
    45,490.14x = 68,211.45 × 14,317.02
  4. Step 4: Simplify right side
    45,490.14x = 976,584,693.88
  5. Step 5: Solve for x
    x = 976,584,693.88/45,490.14
  6. Step 6: Final answer
    x = 21,468.05

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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.