Home / 34,833.84-48,070.83-18,918.55

Finding the Fourth Proportional to 34,833.84, 48,070.83 and 18,918.55

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Solution

The fourth proportional to 34,833.84, 48,070.83 and 18,918.55 is: 26,107.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,833.84 : 48,070.83 = 18,918.55 : x
  2. Step 2: Convert to fraction form
    34,833.84/48,070.83 = 18,918.55/x
  3. Step 3: Cross multiply
    34,833.84x = 48,070.83 × 18,918.55
  4. Step 4: Simplify right side
    34,833.84x = 909,430,400.90
  5. Step 5: Solve for x
    x = 909,430,400.90/34,833.84
  6. Step 6: Final answer
    x = 26,107.67

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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.