Home / 45,904.85-68,860.61-19,224

Finding the Fourth Proportional to 45,904.85, 68,860.61 and 19,224

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Solution

The fourth proportional to 45,904.85, 68,860.61 and 19,224 is: 28,837.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,904.85 : 68,860.61 = 19,224 : x
  2. Step 2: Convert to fraction form
    45,904.85/68,860.61 = 19,224/x
  3. Step 3: Cross multiply
    45,904.85x = 68,860.61 × 19,224
  4. Step 4: Simplify right side
    45,904.85x = 1,323,776,270.52
  5. Step 5: Solve for x
    x = 1,323,776,270.52/45,904.85
  6. Step 6: Final answer
    x = 28,837.40

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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.