Home / 40,907.10-61,360.80-12,444.33

Finding the Fourth Proportional to 40,907.10, 61,360.80 and 12,444.33

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Solution

The fourth proportional to 40,907.10, 61,360.80 and 12,444.33 is: 18,666.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,907.10 : 61,360.80 = 12,444.33 : x
  2. Step 2: Convert to fraction form
    40,907.10/61,360.80 = 12,444.33/x
  3. Step 3: Cross multiply
    40,907.10x = 61,360.80 × 12,444.33
  4. Step 4: Simplify right side
    40,907.10x = 763,594,044.26
  5. Step 5: Solve for x
    x = 763,594,044.26/40,907.10
  6. Step 6: Final answer
    x = 18,666.54

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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.