Home / 35,560.08-53,346.60-12,188.88

Finding the Fourth Proportional to 35,560.08, 53,346.60 and 12,188.88

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Solution

The fourth proportional to 35,560.08, 53,346.60 and 12,188.88 is: 18,285.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,560.08 : 53,346.60 = 12,188.88 : x
  2. Step 2: Convert to fraction form
    35,560.08/53,346.60 = 12,188.88/x
  3. Step 3: Cross multiply
    35,560.08x = 53,346.60 × 12,188.88
  4. Step 4: Simplify right side
    35,560.08x = 650,235,305.81
  5. Step 5: Solve for x
    x = 650,235,305.81/35,560.08
  6. Step 6: Final answer
    x = 18,285.54

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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.