Home / 19,152.68-26,426.78-11,193.34

Finding the Fourth Proportional to 19,152.68, 26,426.78 and 11,193.34

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Solution

The fourth proportional to 19,152.68, 26,426.78 and 11,193.34 is: 15,444.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,152.68 : 26,426.78 = 11,193.34 : x
  2. Step 2: Convert to fraction form
    19,152.68/26,426.78 = 11,193.34/x
  3. Step 3: Cross multiply
    19,152.68x = 26,426.78 × 11,193.34
  4. Step 4: Simplify right side
    19,152.68x = 295,803,933.65
  5. Step 5: Solve for x
    x = 295,803,933.65/19,152.68
  6. Step 6: Final answer
    x = 15,444.52

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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.