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Finding the Fourth Proportional to 60,594, 90,905.76 and 19,041

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Solution

The fourth proportional to 60,594, 90,905.76 and 19,041 is: 28,566.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,594 : 90,905.76 = 19,041 : x
  2. Step 2: Convert to fraction form
    60,594/90,905.76 = 19,041/x
  3. Step 3: Cross multiply
    60,594x = 90,905.76 × 19,041
  4. Step 4: Simplify right side
    60,594x = 1,730,936,576.16
  5. Step 5: Solve for x
    x = 1,730,936,576.16/60,594
  6. Step 6: Final answer
    x = 28,566.14

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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.