Home / 14,003.30-19,328.36-8,038.94

Finding the Fourth Proportional to 14,003.30, 19,328.36 and 8,038.94

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Solution

The fourth proportional to 14,003.30, 19,328.36 and 8,038.94 is: 11,095.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,003.30 : 19,328.36 = 8,038.94 : x
  2. Step 2: Convert to fraction form
    14,003.30/19,328.36 = 8,038.94/x
  3. Step 3: Cross multiply
    14,003.30x = 19,328.36 × 8,038.94
  4. Step 4: Simplify right side
    14,003.30x = 155,379,389.50
  5. Step 5: Solve for x
    x = 155,379,389.50/14,003.30
  6. Step 6: Final answer
    x = 11,095.92

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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.