Home / 30,924.07-42,679.80-19,594.62

Finding the Fourth Proportional to 30,924.07, 42,679.80 and 19,594.62

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Solution

The fourth proportional to 30,924.07, 42,679.80 and 19,594.62 is: 27,043.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,924.07 : 42,679.80 = 19,594.62 : x
  2. Step 2: Convert to fraction form
    30,924.07/42,679.80 = 19,594.62/x
  3. Step 3: Cross multiply
    30,924.07x = 42,679.80 × 19,594.62
  4. Step 4: Simplify right side
    30,924.07x = 836,294,462.68
  5. Step 5: Solve for x
    x = 836,294,462.68/30,924.07
  6. Step 6: Final answer
    x = 27,043.48

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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.