Home / 19,111.76-26,327.16-16,270.01

Finding the Fourth Proportional to 19,111.76, 26,327.16 and 16,270.01

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Solution

The fourth proportional to 19,111.76, 26,327.16 and 16,270.01 is: 22,412.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,111.76 : 26,327.16 = 16,270.01 : x
  2. Step 2: Convert to fraction form
    19,111.76/26,327.16 = 16,270.01/x
  3. Step 3: Cross multiply
    19,111.76x = 26,327.16 × 16,270.01
  4. Step 4: Simplify right side
    19,111.76x = 428,343,156.47
  5. Step 5: Solve for x
    x = 428,343,156.47/19,111.76
  6. Step 6: Final answer
    x = 22,412.54

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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.