Home / 45,285.03-67,926.47-14,119.47

Finding the Fourth Proportional to 45,285.03, 67,926.47 and 14,119.47

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Solution

The fourth proportional to 45,285.03, 67,926.47 and 14,119.47 is: 21,178.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,285.03 : 67,926.47 = 14,119.47 : x
  2. Step 2: Convert to fraction form
    45,285.03/67,926.47 = 14,119.47/x
  3. Step 3: Cross multiply
    45,285.03x = 67,926.47 × 14,119.47
  4. Step 4: Simplify right side
    45,285.03x = 959,085,684.77
  5. Step 5: Solve for x
    x = 959,085,684.77/45,285.03
  6. Step 6: Final answer
    x = 21,178.87

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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.