Home / 35,670.08-53,515.68-12,298.88

Finding the Fourth Proportional to 35,670.08, 53,515.68 and 12,298.88

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Solution

The fourth proportional to 35,670.08, 53,515.68 and 12,298.88 is: 18,451.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,670.08 : 53,515.68 = 12,298.88 : x
  2. Step 2: Convert to fraction form
    35,670.08/53,515.68 = 12,298.88/x
  3. Step 3: Cross multiply
    35,670.08x = 53,515.68 × 12,298.88
  4. Step 4: Simplify right side
    35,670.08x = 658,182,926.44
  5. Step 5: Solve for x
    x = 658,182,926.44/35,670.08
  6. Step 6: Final answer
    x = 18,451.96

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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.