Home / 19,069.79-26,312.55-10,571.54

Finding the Fourth Proportional to 19,069.79, 26,312.55 and 10,571.54

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Solution

The fourth proportional to 19,069.79, 26,312.55 and 10,571.54 is: 14,586.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,069.79 : 26,312.55 = 10,571.54 : x
  2. Step 2: Convert to fraction form
    19,069.79/26,312.55 = 10,571.54/x
  3. Step 3: Cross multiply
    19,069.79x = 26,312.55 × 10,571.54
  4. Step 4: Simplify right side
    19,069.79x = 278,164,043.26
  5. Step 5: Solve for x
    x = 278,164,043.26/19,069.79
  6. Step 6: Final answer
    x = 14,586.64

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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.