Home / 14,006.47-19,328.70-8,038.00

Finding the Fourth Proportional to 14,006.47, 19,328.70 and 8,038.00

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Solution

The fourth proportional to 14,006.47, 19,328.70 and 8,038.00 is: 11,092.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,006.47 : 19,328.70 = 8,038.00 : x
  2. Step 2: Convert to fraction form
    14,006.47/19,328.70 = 8,038.00/x
  3. Step 3: Cross multiply
    14,006.47x = 19,328.70 × 8,038.00
  4. Step 4: Simplify right side
    14,006.47x = 155,363,993.96
  5. Step 5: Solve for x
    x = 155,363,993.96/14,006.47
  6. Step 6: Final answer
    x = 11,092.31

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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.