Home / 12,967.16-19,444.32-4,200.93

Finding the Fourth Proportional to 12,967.16, 19,444.32 and 4,200.93

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Solution

The fourth proportional to 12,967.16, 19,444.32 and 4,200.93 is: 6,299.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,967.16 : 19,444.32 = 4,200.93 : x
  2. Step 2: Convert to fraction form
    12,967.16/19,444.32 = 4,200.93/x
  3. Step 3: Cross multiply
    12,967.16x = 19,444.32 × 4,200.93
  4. Step 4: Simplify right side
    12,967.16x = 81,684,227.22
  5. Step 5: Solve for x
    x = 81,684,227.22/12,967.16
  6. Step 6: Final answer
    x = 6,299.32

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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.