Home / 15,244.84-21,039.30-14,053.60

Finding the Fourth Proportional to 15,244.84, 21,039.30 and 14,053.60

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Solution

The fourth proportional to 15,244.84, 21,039.30 and 14,053.60 is: 19,395.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,244.84 : 21,039.30 = 14,053.60 : x
  2. Step 2: Convert to fraction form
    15,244.84/21,039.30 = 14,053.60/x
  3. Step 3: Cross multiply
    15,244.84x = 21,039.30 × 14,053.60
  4. Step 4: Simplify right side
    15,244.84x = 295,677,906.48
  5. Step 5: Solve for x
    x = 295,677,906.48/15,244.84
  6. Step 6: Final answer
    x = 19,395.28

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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.