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Finding the Fourth Proportional to 60,576.39, 90,864.63 and 19,023.39

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Solution

The fourth proportional to 60,576.39, 90,864.63 and 19,023.39 is: 28,535.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,576.39 : 90,864.63 = 19,023.39 : x
  2. Step 2: Convert to fraction form
    60,576.39/90,864.63 = 19,023.39/x
  3. Step 3: Cross multiply
    60,576.39x = 90,864.63 × 19,023.39
  4. Step 4: Simplify right side
    60,576.39x = 1,728,553,293.70
  5. Step 5: Solve for x
    x = 1,728,553,293.70/60,576.39
  6. Step 6: Final answer
    x = 28,535.10

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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.