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Finding the Fourth Proportional to 20,637.59, 30,946.93 and 6,594.89

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Solution

The fourth proportional to 20,637.59, 30,946.93 and 6,594.89 is: 9,889.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,637.59 : 30,946.93 = 6,594.89 : x
  2. Step 2: Convert to fraction form
    20,637.59/30,946.93 = 6,594.89/x
  3. Step 3: Cross multiply
    20,637.59x = 30,946.93 × 6,594.89
  4. Step 4: Simplify right side
    20,637.59x = 204,091,427.97
  5. Step 5: Solve for x
    x = 204,091,427.97/20,637.59
  6. Step 6: Final answer
    x = 9,889.31

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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.