Home / 31,054.80-46,589.64-13,529.64

Finding the Fourth Proportional to 31,054.80, 46,589.64 and 13,529.64

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Solution

The fourth proportional to 31,054.80, 46,589.64 and 13,529.64 is: 20,297.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,054.80 : 46,589.64 = 13,529.64 : x
  2. Step 2: Convert to fraction form
    31,054.80/46,589.64 = 13,529.64/x
  3. Step 3: Cross multiply
    31,054.80x = 46,589.64 × 13,529.64
  4. Step 4: Simplify right side
    31,054.80x = 630,341,056.93
  5. Step 5: Solve for x
    x = 630,341,056.93/31,054.80
  6. Step 6: Final answer
    x = 20,297.70

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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.