Home / 31,285.19-46,923.87-10,223.47

Finding the Fourth Proportional to 31,285.19, 46,923.87 and 10,223.47

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Solution

The fourth proportional to 31,285.19, 46,923.87 and 10,223.47 is: 15,333.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,285.19 : 46,923.87 = 10,223.47 : x
  2. Step 2: Convert to fraction form
    31,285.19/46,923.87 = 10,223.47/x
  3. Step 3: Cross multiply
    31,285.19x = 46,923.87 × 10,223.47
  4. Step 4: Simplify right side
    31,285.19x = 479,724,567.14
  5. Step 5: Solve for x
    x = 479,724,567.14/31,285.19
  6. Step 6: Final answer
    x = 15,333.92

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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.