Home / 17,577.79-26,370.04-6,485.34

Finding the Fourth Proportional to 17,577.79, 26,370.04 and 6,485.34

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Solution

The fourth proportional to 17,577.79, 26,370.04 and 6,485.34 is: 9,729.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,577.79 : 26,370.04 = 6,485.34 : x
  2. Step 2: Convert to fraction form
    17,577.79/26,370.04 = 6,485.34/x
  3. Step 3: Cross multiply
    17,577.79x = 26,370.04 × 6,485.34
  4. Step 4: Simplify right side
    17,577.79x = 171,018,659.00
  5. Step 5: Solve for x
    x = 171,018,659.00/17,577.79
  6. Step 6: Final answer
    x = 9,729.25

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1.5x scale

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.