Home / 51,665.47-77,500.10-14,228.44

Finding the Fourth Proportional to 51,665.47, 77,500.10 and 14,228.44

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Solution

The fourth proportional to 51,665.47, 77,500.10 and 14,228.44 is: 21,343.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,665.47 : 77,500.10 = 14,228.44 : x
  2. Step 2: Convert to fraction form
    51,665.47/77,500.10 = 14,228.44/x
  3. Step 3: Cross multiply
    51,665.47x = 77,500.10 × 14,228.44
  4. Step 4: Simplify right side
    51,665.47x = 1,102,705,522.84
  5. Step 5: Solve for x
    x = 1,102,705,522.84/51,665.47
  6. Step 6: Final answer
    x = 21,343.18

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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.