Home / 19,172.66-26,458.06-10,674.65

Finding the Fourth Proportional to 19,172.66, 26,458.06 and 10,674.65

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Solution

The fourth proportional to 19,172.66, 26,458.06 and 10,674.65 is: 14,730.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,172.66 : 26,458.06 = 10,674.65 : x
  2. Step 2: Convert to fraction form
    19,172.66/26,458.06 = 10,674.65/x
  3. Step 3: Cross multiply
    19,172.66x = 26,458.06 × 10,674.65
  4. Step 4: Simplify right side
    19,172.66x = 282,430,530.18
  5. Step 5: Solve for x
    x = 282,430,530.18/19,172.66
  6. Step 6: Final answer
    x = 14,730.90

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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.