Home / 31,019.60-46,529.12-8,830.08

Finding the Fourth Proportional to 31,019.60, 46,529.12 and 8,830.08

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Solution

The fourth proportional to 31,019.60, 46,529.12 and 8,830.08 is: 13,245.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,019.60 : 46,529.12 = 8,830.08 : x
  2. Step 2: Convert to fraction form
    31,019.60/46,529.12 = 8,830.08/x
  3. Step 3: Cross multiply
    31,019.60x = 46,529.12 × 8,830.08
  4. Step 4: Simplify right side
    31,019.60x = 410,855,851.93
  5. Step 5: Solve for x
    x = 410,855,851.93/31,019.60
  6. Step 6: Final answer
    x = 13,245.04

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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.