Home / 30,770.66-46,184.88-15,990.08

Finding the Fourth Proportional to 30,770.66, 46,184.88 and 15,990.08

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Solution

The fourth proportional to 30,770.66, 46,184.88 and 15,990.08 is: 24,000.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,770.66 : 46,184.88 = 15,990.08 : x
  2. Step 2: Convert to fraction form
    30,770.66/46,184.88 = 15,990.08/x
  3. Step 3: Cross multiply
    30,770.66x = 46,184.88 × 15,990.08
  4. Step 4: Simplify right side
    30,770.66x = 738,499,925.99
  5. Step 5: Solve for x
    x = 738,499,925.99/30,770.66
  6. Step 6: Final answer
    x = 24,000.13

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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.