Home / 31,352.18-46,999.48-13,571.70

Finding the Fourth Proportional to 31,352.18, 46,999.48 and 13,571.70

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Solution

The fourth proportional to 31,352.18, 46,999.48 and 13,571.70 is: 20,345.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,352.18 : 46,999.48 = 13,571.70 : x
  2. Step 2: Convert to fraction form
    31,352.18/46,999.48 = 13,571.70/x
  3. Step 3: Cross multiply
    31,352.18x = 46,999.48 × 13,571.70
  4. Step 4: Simplify right side
    31,352.18x = 637,862,989.16
  5. Step 5: Solve for x
    x = 637,862,989.16/31,352.18
  6. Step 6: Final answer
    x = 20,345.09

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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.