Home / 31,146.96-46,719.90-14,497.68

Finding the Fourth Proportional to 31,146.96, 46,719.90 and 14,497.68

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Solution

The fourth proportional to 31,146.96, 46,719.90 and 14,497.68 is: 21,746.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,146.96 : 46,719.90 = 14,497.68 : x
  2. Step 2: Convert to fraction form
    31,146.96/46,719.90 = 14,497.68/x
  3. Step 3: Cross multiply
    31,146.96x = 46,719.90 × 14,497.68
  4. Step 4: Simplify right side
    31,146.96x = 677,330,159.83
  5. Step 5: Solve for x
    x = 677,330,159.83/31,146.96
  6. Step 6: Final answer
    x = 21,746.27

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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.