Home / 26,370.40-39,549.36-7,645.48

Finding the Fourth Proportional to 26,370.40, 39,549.36 and 7,645.48

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Solution

The fourth proportional to 26,370.40, 39,549.36 and 7,645.48 is: 11,466.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,370.40 : 39,549.36 = 7,645.48 : x
  2. Step 2: Convert to fraction form
    26,370.40/39,549.36 = 7,645.48/x
  3. Step 3: Cross multiply
    26,370.40x = 39,549.36 × 7,645.48
  4. Step 4: Simplify right side
    26,370.40x = 302,373,840.89
  5. Step 5: Solve for x
    x = 302,373,840.89/26,370.40
  6. Step 6: Final answer
    x = 11,466.41

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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.