Home / 19,045.84-28,587.23-9,192.05

Finding the Fourth Proportional to 19,045.84, 28,587.23 and 9,192.05

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Solution

The fourth proportional to 19,045.84, 28,587.23 and 9,192.05 is: 13,796.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,045.84 : 28,587.23 = 9,192.05 : x
  2. Step 2: Convert to fraction form
    19,045.84/28,587.23 = 9,192.05/x
  3. Step 3: Cross multiply
    19,045.84x = 28,587.23 × 9,192.05
  4. Step 4: Simplify right side
    19,045.84x = 262,775,247.52
  5. Step 5: Solve for x
    x = 262,775,247.52/19,045.84
  6. Step 6: Final answer
    x = 13,796.99

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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.