Home / 13,060.85-18,023.60-7,092.32

Finding the Fourth Proportional to 13,060.85, 18,023.60 and 7,092.32

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Solution

The fourth proportional to 13,060.85, 18,023.60 and 7,092.32 is: 9,787.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,060.85 : 18,023.60 = 7,092.32 : x
  2. Step 2: Convert to fraction form
    13,060.85/18,023.60 = 7,092.32/x
  3. Step 3: Cross multiply
    13,060.85x = 18,023.60 × 7,092.32
  4. Step 4: Simplify right side
    13,060.85x = 127,829,066.36
  5. Step 5: Solve for x
    x = 127,829,066.36/13,060.85
  6. Step 6: Final answer
    x = 9,787.20

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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.