Home / 26,352.12-36,362.34-15,739.50

Finding the Fourth Proportional to 26,352.12, 36,362.34 and 15,739.50

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Solution

The fourth proportional to 26,352.12, 36,362.34 and 15,739.50 is: 21,718.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,352.12 : 36,362.34 = 15,739.50 : x
  2. Step 2: Convert to fraction form
    26,352.12/36,362.34 = 15,739.50/x
  3. Step 3: Cross multiply
    26,352.12x = 36,362.34 × 15,739.50
  4. Step 4: Simplify right side
    26,352.12x = 572,325,050.43
  5. Step 5: Solve for x
    x = 572,325,050.43/26,352.12
  6. Step 6: Final answer
    x = 21,718.37

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1.5x scale

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.