Home / 26,390.03-39,587.64-7,670.22

Finding the Fourth Proportional to 26,390.03, 39,587.64 and 7,670.22

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Solution

The fourth proportional to 26,390.03, 39,587.64 and 7,670.22 is: 11,506.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,390.03 : 39,587.64 = 7,670.22 : x
  2. Step 2: Convert to fraction form
    26,390.03/39,587.64 = 7,670.22/x
  3. Step 3: Cross multiply
    26,390.03x = 39,587.64 × 7,670.22
  4. Step 4: Simplify right side
    26,390.03x = 303,645,869.73
  5. Step 5: Solve for x
    x = 303,645,869.73/26,390.03
  6. Step 6: Final answer
    x = 11,506.08

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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.