Home / 14,048.16-19,371.84-12,637.92

Finding the Fourth Proportional to 14,048.16, 19,371.84 and 12,637.92

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Solution

The fourth proportional to 14,048.16, 19,371.84 and 12,637.92 is: 17,427.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,048.16 : 19,371.84 = 12,637.92 : x
  2. Step 2: Convert to fraction form
    14,048.16/19,371.84 = 12,637.92/x
  3. Step 3: Cross multiply
    14,048.16x = 19,371.84 × 12,637.92
  4. Step 4: Simplify right side
    14,048.16x = 244,819,764.17
  5. Step 5: Solve for x
    x = 244,819,764.17/14,048.16
  6. Step 6: Final answer
    x = 17,427.18

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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.