Home / 26,014.23-39,021.30-10,420.92

Finding the Fourth Proportional to 26,014.23, 39,021.30 and 10,420.92

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Solution

The fourth proportional to 26,014.23, 39,021.30 and 10,420.92 is: 15,631.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,014.23 : 39,021.30 = 10,420.92 : x
  2. Step 2: Convert to fraction form
    26,014.23/39,021.30 = 10,420.92/x
  3. Step 3: Cross multiply
    26,014.23x = 39,021.30 × 10,420.92
  4. Step 4: Simplify right side
    26,014.23x = 406,637,845.60
  5. Step 5: Solve for x
    x = 406,637,845.60/26,014.23
  6. Step 6: Final answer
    x = 15,631.36

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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.