Home / 19,557-26,984.94-11,596.32

Finding the Fourth Proportional to 19,557, 26,984.94 and 11,596.32

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Solution

The fourth proportional to 19,557, 26,984.94 and 11,596.32 is: 16,000.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,557 : 26,984.94 = 11,596.32 : x
  2. Step 2: Convert to fraction form
    19,557/26,984.94 = 11,596.32/x
  3. Step 3: Cross multiply
    19,557x = 26,984.94 × 11,596.32
  4. Step 4: Simplify right side
    19,557x = 312,925,999.42
  5. Step 5: Solve for x
    x = 312,925,999.42/19,557
  6. Step 6: Final answer
    x = 16,000.72

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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.