Home / 45,501.94-68,252.92-17,780.50

Finding the Fourth Proportional to 45,501.94, 68,252.92 and 17,780.50

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Solution

The fourth proportional to 45,501.94, 68,252.92 and 17,780.50 is: 26,670.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,501.94 : 68,252.92 = 17,780.50 : x
  2. Step 2: Convert to fraction form
    45,501.94/68,252.92 = 17,780.50/x
  3. Step 3: Cross multiply
    45,501.94x = 68,252.92 × 17,780.50
  4. Step 4: Simplify right side
    45,501.94x = 1,213,571,044.06
  5. Step 5: Solve for x
    x = 1,213,571,044.06/45,501.94
  6. Step 6: Final answer
    x = 26,670.75

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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.