Home / 19,557.01-26,981.60-12,846.25

Finding the Fourth Proportional to 19,557.01, 26,981.60 and 12,846.25

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Solution

The fourth proportional to 19,557.01, 26,981.60 and 12,846.25 is: 17,723.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,557.01 : 26,981.60 = 12,846.25 : x
  2. Step 2: Convert to fraction form
    19,557.01/26,981.60 = 12,846.25/x
  3. Step 3: Cross multiply
    19,557.01x = 26,981.60 × 12,846.25
  4. Step 4: Simplify right side
    19,557.01x = 346,612,379
  5. Step 5: Solve for x
    x = 346,612,379/19,557.01
  6. Step 6: Final answer
    x = 17,723.18

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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.