Home / 31,154.64-46,693.07-15,576.72

Finding the Fourth Proportional to 31,154.64, 46,693.07 and 15,576.72

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Solution

The fourth proportional to 31,154.64, 46,693.07 and 15,576.72 is: 23,345.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,154.64 : 46,693.07 = 15,576.72 : x
  2. Step 2: Convert to fraction form
    31,154.64/46,693.07 = 15,576.72/x
  3. Step 3: Cross multiply
    31,154.64x = 46,693.07 × 15,576.72
  4. Step 4: Simplify right side
    31,154.64x = 727,324,877.33
  5. Step 5: Solve for x
    x = 727,324,877.33/31,154.64
  6. Step 6: Final answer
    x = 23,345.64

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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.