Home / 14,048.05-19,389.03-9,018.63

Finding the Fourth Proportional to 14,048.05, 19,389.03 and 9,018.63

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Solution

The fourth proportional to 14,048.05, 19,389.03 and 9,018.63 is: 12,447.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,048.05 : 19,389.03 = 9,018.63 : x
  2. Step 2: Convert to fraction form
    14,048.05/19,389.03 = 9,018.63/x
  3. Step 3: Cross multiply
    14,048.05x = 19,389.03 × 9,018.63
  4. Step 4: Simplify right side
    14,048.05x = 174,862,487.63
  5. Step 5: Solve for x
    x = 174,862,487.63/14,048.05
  6. Step 6: Final answer
    x = 12,447.46

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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.