Home / 26,421.05-39,647.67-10,623.11

Finding the Fourth Proportional to 26,421.05, 39,647.67 and 10,623.11

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Solution

The fourth proportional to 26,421.05, 39,647.67 and 10,623.11 is: 15,941.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,421.05 : 39,647.67 = 10,623.11 : x
  2. Step 2: Convert to fraction form
    26,421.05/39,647.67 = 10,623.11/x
  3. Step 3: Cross multiply
    26,421.05x = 39,647.67 × 10,623.11
  4. Step 4: Simplify right side
    26,421.05x = 421,181,658.77
  5. Step 5: Solve for x
    x = 421,181,658.77/26,421.05
  6. Step 6: Final answer
    x = 15,941.14

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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.