Home / 45,454.37-68,192.28-14,289.62

Finding the Fourth Proportional to 45,454.37, 68,192.28 and 14,289.62

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Solution

The fourth proportional to 45,454.37, 68,192.28 and 14,289.62 is: 21,437.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,454.37 : 68,192.28 = 14,289.62 : x
  2. Step 2: Convert to fraction form
    45,454.37/68,192.28 = 14,289.62/x
  3. Step 3: Cross multiply
    45,454.37x = 68,192.28 × 14,289.62
  4. Step 4: Simplify right side
    45,454.37x = 974,441,427.17
  5. Step 5: Solve for x
    x = 974,441,427.17/45,454.37
  6. Step 6: Final answer
    x = 21,437.80

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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.