Home / 19,384.55-26,750.70-11,001.05

Finding the Fourth Proportional to 19,384.55, 26,750.70 and 11,001.05

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Solution

The fourth proportional to 19,384.55, 26,750.70 and 11,001.05 is: 15,181.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,384.55 : 26,750.70 = 11,001.05 : x
  2. Step 2: Convert to fraction form
    19,384.55/26,750.70 = 11,001.05/x
  3. Step 3: Cross multiply
    19,384.55x = 26,750.70 × 11,001.05
  4. Step 4: Simplify right side
    19,384.55x = 294,285,788.24
  5. Step 5: Solve for x
    x = 294,285,788.24/19,384.55
  6. Step 6: Final answer
    x = 15,181.46

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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.