Home / 26,458.03-39,688.26-8,928.01

Finding the Fourth Proportional to 26,458.03, 39,688.26 and 8,928.01

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Solution

The fourth proportional to 26,458.03, 39,688.26 and 8,928.01 is: 13,392.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,458.03 : 39,688.26 = 8,928.01 : x
  2. Step 2: Convert to fraction form
    26,458.03/39,688.26 = 8,928.01/x
  3. Step 3: Cross multiply
    26,458.03x = 39,688.26 × 8,928.01
  4. Step 4: Simplify right side
    26,458.03x = 354,337,182.16
  5. Step 5: Solve for x
    x = 354,337,182.16/26,458.03
  6. Step 6: Final answer
    x = 13,392.42

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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.