Home / 26,401.90-39,607.35-9,762.01

Finding the Fourth Proportional to 26,401.90, 39,607.35 and 9,762.01

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Solution

The fourth proportional to 26,401.90, 39,607.35 and 9,762.01 is: 14,644.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,401.90 : 39,607.35 = 9,762.01 : x
  2. Step 2: Convert to fraction form
    26,401.90/39,607.35 = 9,762.01/x
  3. Step 3: Cross multiply
    26,401.90x = 39,607.35 × 9,762.01
  4. Step 4: Simplify right side
    26,401.90x = 386,647,346.77
  5. Step 5: Solve for x
    x = 386,647,346.77/26,401.90
  6. Step 6: Final answer
    x = 14,644.68

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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.