Home / 51,847.68-77,762.11-14,398.35

Finding the Fourth Proportional to 51,847.68, 77,762.11 and 14,398.35

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Solution

The fourth proportional to 51,847.68, 77,762.11 and 14,398.35 is: 21,594.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,847.68 : 77,762.11 = 14,398.35 : x
  2. Step 2: Convert to fraction form
    51,847.68/77,762.11 = 14,398.35/x
  3. Step 3: Cross multiply
    51,847.68x = 77,762.11 × 14,398.35
  4. Step 4: Simplify right side
    51,847.68x = 1,119,646,076.52
  5. Step 5: Solve for x
    x = 1,119,646,076.52/51,847.68
  6. Step 6: Final answer
    x = 21,594.91

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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.