Home / 19,071.36-26,309.12-16,549.93

Finding the Fourth Proportional to 19,071.36, 26,309.12 and 16,549.93

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Solution

The fourth proportional to 19,071.36, 26,309.12 and 16,549.93 is: 22,830.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,071.36 : 26,309.12 = 16,549.93 : x
  2. Step 2: Convert to fraction form
    19,071.36/26,309.12 = 16,549.93/x
  3. Step 3: Cross multiply
    19,071.36x = 26,309.12 × 16,549.93
  4. Step 4: Simplify right side
    19,071.36x = 435,414,094.36
  5. Step 5: Solve for x
    x = 435,414,094.36/19,071.36
  6. Step 6: Final answer
    x = 22,830.78

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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.