Home / 30,030.42-41,441.70-16,602.01

Finding the Fourth Proportional to 30,030.42, 41,441.70 and 16,602.01

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Solution

The fourth proportional to 30,030.42, 41,441.70 and 16,602.01 is: 22,910.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,030.42 : 41,441.70 = 16,602.01 : x
  2. Step 2: Convert to fraction form
    30,030.42/41,441.70 = 16,602.01/x
  3. Step 3: Cross multiply
    30,030.42x = 41,441.70 × 16,602.01
  4. Step 4: Simplify right side
    30,030.42x = 688,015,517.82
  5. Step 5: Solve for x
    x = 688,015,517.82/30,030.42
  6. Step 6: Final answer
    x = 22,910.62

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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.