Home / 30,065.49-41,486.67-16,635.87

Finding the Fourth Proportional to 30,065.49, 41,486.67 and 16,635.87

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Solution

The fourth proportional to 30,065.49, 41,486.67 and 16,635.87 is: 22,955.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,065.49 : 41,486.67 = 16,635.87 : x
  2. Step 2: Convert to fraction form
    30,065.49/41,486.67 = 16,635.87/x
  3. Step 3: Cross multiply
    30,065.49x = 41,486.67 × 16,635.87
  4. Step 4: Simplify right side
    30,065.49x = 690,166,848.85
  5. Step 5: Solve for x
    x = 690,166,848.85/30,065.49
  6. Step 6: Final answer
    x = 22,955.45

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.