Home / 30,975.79-46,458.21-14,104.93

Finding the Fourth Proportional to 30,975.79, 46,458.21 and 14,104.93

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Solution

The fourth proportional to 30,975.79, 46,458.21 and 14,104.93 is: 21,154.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,975.79 : 46,458.21 = 14,104.93 : x
  2. Step 2: Convert to fraction form
    30,975.79/46,458.21 = 14,104.93/x
  3. Step 3: Cross multiply
    30,975.79x = 46,458.21 × 14,104.93
  4. Step 4: Simplify right side
    30,975.79x = 655,289,799.98
  5. Step 5: Solve for x
    x = 655,289,799.98/30,975.79
  6. Step 6: Final answer
    x = 21,154.90

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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.