Home / 45,724.07-68,598.43-19,061.20

Finding the Fourth Proportional to 45,724.07, 68,598.43 and 19,061.20

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Solution

The fourth proportional to 45,724.07, 68,598.43 and 19,061.20 is: 28,596.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,724.07 : 68,598.43 = 19,061.20 : x
  2. Step 2: Convert to fraction form
    45,724.07/68,598.43 = 19,061.20/x
  3. Step 3: Cross multiply
    45,724.07x = 68,598.43 × 19,061.20
  4. Step 4: Simplify right side
    45,724.07x = 1,307,567,955.62
  5. Step 5: Solve for x
    x = 1,307,567,955.62/45,724.07
  6. Step 6: Final answer
    x = 28,596.93

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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.