Home / 13,924.68-19,216.44-7,957.32

Finding the Fourth Proportional to 13,924.68, 19,216.44 and 7,957.32

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Solution

The fourth proportional to 13,924.68, 19,216.44 and 7,957.32 is: 10,981.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,924.68 : 19,216.44 = 7,957.32 : x
  2. Step 2: Convert to fraction form
    13,924.68/19,216.44 = 7,957.32/x
  3. Step 3: Cross multiply
    13,924.68x = 19,216.44 × 7,957.32
  4. Step 4: Simplify right side
    13,924.68x = 152,911,362.34
  5. Step 5: Solve for x
    x = 152,911,362.34/13,924.68
  6. Step 6: Final answer
    x = 10,981.32

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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.