Home / 19,072.09-26,319.18-10,458.25

Finding the Fourth Proportional to 19,072.09, 26,319.18 and 10,458.25

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Solution

The fourth proportional to 19,072.09, 26,319.18 and 10,458.25 is: 14,432.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,072.09 : 26,319.18 = 10,458.25 : x
  2. Step 2: Convert to fraction form
    19,072.09/26,319.18 = 10,458.25/x
  3. Step 3: Cross multiply
    19,072.09x = 26,319.18 × 10,458.25
  4. Step 4: Simplify right side
    19,072.09x = 275,252,478.83
  5. Step 5: Solve for x
    x = 275,252,478.83/19,072.09
  6. Step 6: Final answer
    x = 14,432.21

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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.