Home / 30,060.14-41,482.80-16,631.15

Finding the Fourth Proportional to 30,060.14, 41,482.80 and 16,631.15

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Solution

The fourth proportional to 30,060.14, 41,482.80 and 16,631.15 is: 22,950.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,060.14 : 41,482.80 = 16,631.15 : x
  2. Step 2: Convert to fraction form
    30,060.14/41,482.80 = 16,631.15/x
  3. Step 3: Cross multiply
    30,060.14x = 41,482.80 × 16,631.15
  4. Step 4: Simplify right side
    30,060.14x = 689,906,461.81
  5. Step 5: Solve for x
    x = 689,906,461.81/30,060.14
  6. Step 6: Final answer
    x = 22,950.88

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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.