Home / 19,389.42-29,060.67-8,845.01

Finding the Fourth Proportional to 19,389.42, 29,060.67 and 8,845.01

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Solution

The fourth proportional to 19,389.42, 29,060.67 and 8,845.01 is: 13,256.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,389.42 : 29,060.67 = 8,845.01 : x
  2. Step 2: Convert to fraction form
    19,389.42/29,060.67 = 8,845.01/x
  3. Step 3: Cross multiply
    19,389.42x = 29,060.67 × 8,845.01
  4. Step 4: Simplify right side
    19,389.42x = 257,041,771.45
  5. Step 5: Solve for x
    x = 257,041,771.45/19,389.42
  6. Step 6: Final answer
    x = 13,256.81

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.