Home / 12,277.33-18,434.45-7,368.93

Finding the Fourth Proportional to 12,277.33, 18,434.45 and 7,368.93

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Solution

The fourth proportional to 12,277.33, 18,434.45 and 7,368.93 is: 11,064.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,277.33 : 18,434.45 = 7,368.93 : x
  2. Step 2: Convert to fraction form
    12,277.33/18,434.45 = 7,368.93/x
  3. Step 3: Cross multiply
    12,277.33x = 18,434.45 × 7,368.93
  4. Step 4: Simplify right side
    12,277.33x = 135,842,190.06
  5. Step 5: Solve for x
    x = 135,842,190.06/12,277.33
  6. Step 6: Final answer
    x = 11,064.48

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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.