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Finding the Fourth Proportional to 19,599.68, 27,051.48 and 11,646.32

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Solution

The fourth proportional to 19,599.68, 27,051.48 and 11,646.32 is: 16,074.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,599.68 : 27,051.48 = 11,646.32 : x
  2. Step 2: Convert to fraction form
    19,599.68/27,051.48 = 11,646.32/x
  3. Step 3: Cross multiply
    19,599.68x = 27,051.48 × 11,646.32
  4. Step 4: Simplify right side
    19,599.68x = 315,050,192.55
  5. Step 5: Solve for x
    x = 315,050,192.55/19,599.68
  6. Step 6: Final answer
    x = 16,074.25

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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.