Home / 19,712.36-29,529.66-14,787.56

Finding the Fourth Proportional to 19,712.36, 29,529.66 and 14,787.56

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Solution

The fourth proportional to 19,712.36, 29,529.66 and 14,787.56 is: 22,152.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,712.36 : 29,529.66 = 14,787.56 : x
  2. Step 2: Convert to fraction form
    19,712.36/29,529.66 = 14,787.56/x
  3. Step 3: Cross multiply
    19,712.36x = 29,529.66 × 14,787.56
  4. Step 4: Simplify right side
    19,712.36x = 436,671,619.03
  5. Step 5: Solve for x
    x = 436,671,619.03/19,712.36
  6. Step 6: Final answer
    x = 22,152.17

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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.