Home / 31,223.32-46,813.08-11,499.35

Finding the Fourth Proportional to 31,223.32, 46,813.08 and 11,499.35

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Solution

The fourth proportional to 31,223.32, 46,813.08 and 11,499.35 is: 17,240.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,223.32 : 46,813.08 = 11,499.35 : x
  2. Step 2: Convert to fraction form
    31,223.32/46,813.08 = 11,499.35/x
  3. Step 3: Cross multiply
    31,223.32x = 46,813.08 × 11,499.35
  4. Step 4: Simplify right side
    31,223.32x = 538,319,991.50
  5. Step 5: Solve for x
    x = 538,319,991.50/31,223.32
  6. Step 6: Final answer
    x = 17,240.96

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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.