Home / 46,657.40-70,015.32-31,085.96

Finding the Fourth Proportional to 46,657.40, 70,015.32 and 31,085.96

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Solution

The fourth proportional to 46,657.40, 70,015.32 and 31,085.96 is: 46,648.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,657.40 : 70,015.32 = 31,085.96 : x
  2. Step 2: Convert to fraction form
    46,657.40/70,015.32 = 31,085.96/x
  3. Step 3: Cross multiply
    46,657.40x = 70,015.32 × 31,085.96
  4. Step 4: Simplify right side
    46,657.40x = 2,176,493,436.91
  5. Step 5: Solve for x
    x = 2,176,493,436.91/46,657.40
  6. Step 6: Final answer
    x = 46,648.41

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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.