Home / 45,625.22-68,437.83-14,460.47

Finding the Fourth Proportional to 45,625.22, 68,437.83 and 14,460.47

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Solution

The fourth proportional to 45,625.22, 68,437.83 and 14,460.47 is: 21,690.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,625.22 : 68,437.83 = 14,460.47 : x
  2. Step 2: Convert to fraction form
    45,625.22/68,437.83 = 14,460.47/x
  3. Step 3: Cross multiply
    45,625.22x = 68,437.83 × 14,460.47
  4. Step 4: Simplify right side
    45,625.22x = 989,643,074.92
  5. Step 5: Solve for x
    x = 989,643,074.92/45,625.22
  6. Step 6: Final answer
    x = 21,690.70

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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.