Home / 17,426.99-26,140.43-4,947.02

Finding the Fourth Proportional to 17,426.99, 26,140.43 and 4,947.02

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Solution

The fourth proportional to 17,426.99, 26,140.43 and 4,947.02 is: 7,420.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,426.99 : 26,140.43 = 4,947.02 : x
  2. Step 2: Convert to fraction form
    17,426.99/26,140.43 = 4,947.02/x
  3. Step 3: Cross multiply
    17,426.99x = 26,140.43 × 4,947.02
  4. Step 4: Simplify right side
    17,426.99x = 129,317,328.05
  5. Step 5: Solve for x
    x = 129,317,328.05/17,426.99
  6. Step 6: Final answer
    x = 7,420.52

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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.