Home / 31,023.71-46,516.80-13,923.45

Finding the Fourth Proportional to 31,023.71, 46,516.80 and 13,923.45

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Solution

The fourth proportional to 31,023.71, 46,516.80 and 13,923.45 is: 20,876.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,023.71 : 46,516.80 = 13,923.45 : x
  2. Step 2: Convert to fraction form
    31,023.71/46,516.80 = 13,923.45/x
  3. Step 3: Cross multiply
    31,023.71x = 46,516.80 × 13,923.45
  4. Step 4: Simplify right side
    31,023.71x = 647,674,182.03
  5. Step 5: Solve for x
    x = 647,674,182.03/31,023.71
  6. Step 6: Final answer
    x = 20,876.75

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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.