Home / 46,873.89-70,240.36-18,766.08

Finding the Fourth Proportional to 46,873.89, 70,240.36 and 18,766.08

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Solution

The fourth proportional to 46,873.89, 70,240.36 and 18,766.08 is: 28,120.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,873.89 : 70,240.36 = 18,766.08 : x
  2. Step 2: Convert to fraction form
    46,873.89/70,240.36 = 18,766.08/x
  3. Step 3: Cross multiply
    46,873.89x = 70,240.36 × 18,766.08
  4. Step 4: Simplify right side
    46,873.89x = 1,318,136,214.99
  5. Step 5: Solve for x
    x = 1,318,136,214.99/46,873.89
  6. Step 6: Final answer
    x = 28,120.91

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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.