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Finding the Fourth Proportional to 57,750.48, 86,594.94 and 26,559

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Solution

The fourth proportional to 57,750.48, 86,594.94 and 26,559 is: 39,824.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,750.48 : 86,594.94 = 26,559 : x
  2. Step 2: Convert to fraction form
    57,750.48/86,594.94 = 26,559/x
  3. Step 3: Cross multiply
    57,750.48x = 86,594.94 × 26,559
  4. Step 4: Simplify right side
    57,750.48x = 2,299,875,011.46
  5. Step 5: Solve for x
    x = 2,299,875,011.46/57,750.48
  6. Step 6: Final answer
    x = 39,824.34

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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.