Home / 25,355.23-38,041.85-11,313.98

Finding the Fourth Proportional to 25,355.23, 38,041.85 and 11,313.98

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Solution

The fourth proportional to 25,355.23, 38,041.85 and 11,313.98 is: 16,974.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,355.23 : 38,041.85 = 11,313.98 : x
  2. Step 2: Convert to fraction form
    25,355.23/38,041.85 = 11,313.98/x
  3. Step 3: Cross multiply
    25,355.23x = 38,041.85 × 11,313.98
  4. Step 4: Simplify right side
    25,355.23x = 430,404,710.80
  5. Step 5: Solve for x
    x = 430,404,710.80/25,355.23
  6. Step 6: Final answer
    x = 16,974.99

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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.