Home / 19,372.32-29,054.66-5,328.74

Finding the Fourth Proportional to 19,372.32, 29,054.66 and 5,328.74

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Solution

The fourth proportional to 19,372.32, 29,054.66 and 5,328.74 is: 7,992.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,372.32 : 29,054.66 = 5,328.74 : x
  2. Step 2: Convert to fraction form
    19,372.32/29,054.66 = 5,328.74/x
  3. Step 3: Cross multiply
    19,372.32x = 29,054.66 × 5,328.74
  4. Step 4: Simplify right side
    19,372.32x = 154,824,557.01
  5. Step 5: Solve for x
    x = 154,824,557.01/19,372.32
  6. Step 6: Final answer
    x = 7,992.05

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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.