Home / 45,618.02-68,426.55-14,453.27

Finding the Fourth Proportional to 45,618.02, 68,426.55 and 14,453.27

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Solution

The fourth proportional to 45,618.02, 68,426.55 and 14,453.27 is: 21,679.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,618.02 : 68,426.55 = 14,453.27 : x
  2. Step 2: Convert to fraction form
    45,618.02/68,426.55 = 14,453.27/x
  3. Step 3: Cross multiply
    45,618.02x = 68,426.55 × 14,453.27
  4. Step 4: Simplify right side
    45,618.02x = 988,987,060.19
  5. Step 5: Solve for x
    x = 988,987,060.19/45,618.02
  6. Step 6: Final answer
    x = 21,679.75

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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.