Home / 31,125.42-46,694.20-10,070.68

Finding the Fourth Proportional to 31,125.42, 46,694.20 and 10,070.68

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Solution

The fourth proportional to 31,125.42, 46,694.20 and 10,070.68 is: 15,107.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,125.42 : 46,694.20 = 10,070.68 : x
  2. Step 2: Convert to fraction form
    31,125.42/46,694.20 = 10,070.68/x
  3. Step 3: Cross multiply
    31,125.42x = 46,694.20 × 10,070.68
  4. Step 4: Simplify right side
    31,125.42x = 470,242,346.06
  5. Step 5: Solve for x
    x = 470,242,346.06/31,125.42
  6. Step 6: Final answer
    x = 15,107.98

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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.