Home / 28,897.48-43,315.50-12,266.44

Finding the Fourth Proportional to 28,897.48, 43,315.50 and 12,266.44

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Solution

The fourth proportional to 28,897.48, 43,315.50 and 12,266.44 is: 18,386.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,897.48 : 43,315.50 = 12,266.44 : x
  2. Step 2: Convert to fraction form
    28,897.48/43,315.50 = 12,266.44/x
  3. Step 3: Cross multiply
    28,897.48x = 43,315.50 × 12,266.44
  4. Step 4: Simplify right side
    28,897.48x = 531,326,981.82
  5. Step 5: Solve for x
    x = 531,326,981.82/28,897.48
  6. Step 6: Final answer
    x = 18,386.62

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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.