Home / 46,457.26-64,137.62-30,587.84

Finding the Fourth Proportional to 46,457.26, 64,137.62 and 30,587.84

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Solution

The fourth proportional to 46,457.26, 64,137.62 and 30,587.84 is: 42,228.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,457.26 : 64,137.62 = 30,587.84 : x
  2. Step 2: Convert to fraction form
    46,457.26/64,137.62 = 30,587.84/x
  3. Step 3: Cross multiply
    46,457.26x = 64,137.62 × 30,587.84
  4. Step 4: Simplify right side
    46,457.26x = 1,961,831,258.54
  5. Step 5: Solve for x
    x = 1,961,831,258.54/46,457.26
  6. Step 6: Final answer
    x = 42,228.73

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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.