Home / 39,259.10-54,172.64-26,539.95

Finding the Fourth Proportional to 39,259.10, 54,172.64 and 26,539.95

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Solution

The fourth proportional to 39,259.10, 54,172.64 and 26,539.95 is: 36,621.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,259.10 : 54,172.64 = 26,539.95 : x
  2. Step 2: Convert to fraction form
    39,259.10/54,172.64 = 26,539.95/x
  3. Step 3: Cross multiply
    39,259.10x = 54,172.64 × 26,539.95
  4. Step 4: Simplify right side
    39,259.10x = 1,437,739,024.27
  5. Step 5: Solve for x
    x = 1,437,739,024.27/39,259.10
  6. Step 6: Final answer
    x = 36,621.81

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.