Home / 14,024.80-21,024.96-5,257.36

Finding the Fourth Proportional to 14,024.80, 21,024.96 and 5,257.36

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Solution

The fourth proportional to 14,024.80, 21,024.96 and 5,257.36 is: 7,881.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,024.80 : 21,024.96 = 5,257.36 : x
  2. Step 2: Convert to fraction form
    14,024.80/21,024.96 = 5,257.36/x
  3. Step 3: Cross multiply
    14,024.80x = 21,024.96 × 5,257.36
  4. Step 4: Simplify right side
    14,024.80x = 110,535,783.71
  5. Step 5: Solve for x
    x = 110,535,783.71/14,024.80
  6. Step 6: Final answer
    x = 7,881.45

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1.5x scale

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.