Home / 46,015.60-68,982.90-31,176.40

Finding the Fourth Proportional to 46,015.60, 68,982.90 and 31,176.40

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Solution

The fourth proportional to 46,015.60, 68,982.90 and 31,176.40 is: 46,737.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,015.60 : 68,982.90 = 31,176.40 : x
  2. Step 2: Convert to fraction form
    46,015.60/68,982.90 = 31,176.40/x
  3. Step 3: Cross multiply
    46,015.60x = 68,982.90 × 31,176.40
  4. Step 4: Simplify right side
    46,015.60x = 2,150,638,483.56
  5. Step 5: Solve for x
    x = 2,150,638,483.56/46,015.60
  6. Step 6: Final answer
    x = 46,737.16

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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.