Home / 13,597.32-18,761.54-9,826.22

Finding the Fourth Proportional to 13,597.32, 18,761.54 and 9,826.22

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Solution

The fourth proportional to 13,597.32, 18,761.54 and 9,826.22 is: 13,558.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,597.32 : 18,761.54 = 9,826.22 : x
  2. Step 2: Convert to fraction form
    13,597.32/18,761.54 = 9,826.22/x
  3. Step 3: Cross multiply
    13,597.32x = 18,761.54 × 9,826.22
  4. Step 4: Simplify right side
    13,597.32x = 184,355,019.58
  5. Step 5: Solve for x
    x = 184,355,019.58/13,597.32
  6. Step 6: Final answer
    x = 13,558.19

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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.