Home / 45,748.53-68,632.92-14,583.78

Finding the Fourth Proportional to 45,748.53, 68,632.92 and 14,583.78

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Solution

The fourth proportional to 45,748.53, 68,632.92 and 14,583.78 is: 21,878.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,748.53 : 68,632.92 = 14,583.78 : x
  2. Step 2: Convert to fraction form
    45,748.53/68,632.92 = 14,583.78/x
  3. Step 3: Cross multiply
    45,748.53x = 68,632.92 × 14,583.78
  4. Step 4: Simplify right side
    45,748.53x = 1,000,927,406.04
  5. Step 5: Solve for x
    x = 1,000,927,406.04/45,748.53
  6. Step 6: Final answer
    x = 21,878.90

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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.