Home / 12,064.68-16,653.60-7,349.40

Finding the Fourth Proportional to 12,064.68, 16,653.60 and 7,349.40

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Solution

The fourth proportional to 12,064.68, 16,653.60 and 7,349.40 is: 10,144.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,064.68 : 16,653.60 = 7,349.40 : x
  2. Step 2: Convert to fraction form
    12,064.68/16,653.60 = 7,349.40/x
  3. Step 3: Cross multiply
    12,064.68x = 16,653.60 × 7,349.40
  4. Step 4: Simplify right side
    12,064.68x = 122,393,967.84
  5. Step 5: Solve for x
    x = 122,393,967.84/12,064.68
  6. Step 6: Final answer
    x = 10,144.82

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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.