Home / 12,430.26-17,154.08-6,765.32

Finding the Fourth Proportional to 12,430.26, 17,154.08 and 6,765.32

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Solution

The fourth proportional to 12,430.26, 17,154.08 and 6,765.32 is: 9,336.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,430.26 : 17,154.08 = 6,765.32 : x
  2. Step 2: Convert to fraction form
    12,430.26/17,154.08 = 6,765.32/x
  3. Step 3: Cross multiply
    12,430.26x = 17,154.08 × 6,765.32
  4. Step 4: Simplify right side
    12,430.26x = 116,052,840.51
  5. Step 5: Solve for x
    x = 116,052,840.51/12,430.26
  6. Step 6: Final answer
    x = 9,336.32

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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.