Home / 31,314.42-46,987.08-14,671.58

Finding the Fourth Proportional to 31,314.42, 46,987.08 and 14,671.58

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Solution

The fourth proportional to 31,314.42, 46,987.08 and 14,671.58 is: 22,014.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,314.42 : 46,987.08 = 14,671.58 : x
  2. Step 2: Convert to fraction form
    31,314.42/46,987.08 = 14,671.58/x
  3. Step 3: Cross multiply
    31,314.42x = 46,987.08 × 14,671.58
  4. Step 4: Simplify right side
    31,314.42x = 689,374,703.19
  5. Step 5: Solve for x
    x = 689,374,703.19/31,314.42
  6. Step 6: Final answer
    x = 22,014.61

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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.