Home / 70,015.35-96,626.96-39,810.18

Finding the Fourth Proportional to 70,015.35, 96,626.96 and 39,810.18

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Solution

The fourth proportional to 70,015.35, 96,626.96 and 39,810.18 is: 54,941.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,015.35 : 96,626.96 = 39,810.18 : x
  2. Step 2: Convert to fraction form
    70,015.35/96,626.96 = 39,810.18/x
  3. Step 3: Cross multiply
    70,015.35x = 96,626.96 × 39,810.18
  4. Step 4: Simplify right side
    70,015.35x = 3,846,736,670.45
  5. Step 5: Solve for x
    x = 3,846,736,670.45/70,015.35
  6. Step 6: Final answer
    x = 54,941.33

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.