Home / 46,975.35-70,450.56-20,330.58

Finding the Fourth Proportional to 46,975.35, 70,450.56 and 20,330.58

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Solution

The fourth proportional to 46,975.35, 70,450.56 and 20,330.58 is: 30,490.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,975.35 : 70,450.56 = 20,330.58 : x
  2. Step 2: Convert to fraction form
    46,975.35/70,450.56 = 20,330.58/x
  3. Step 3: Cross multiply
    46,975.35x = 70,450.56 × 20,330.58
  4. Step 4: Simplify right side
    46,975.35x = 1,432,300,746.12
  5. Step 5: Solve for x
    x = 1,432,300,746.12/46,975.35
  6. Step 6: Final answer
    x = 30,490.48

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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.