Home / 40,878.12-56,412-23,883.33

Finding the Fourth Proportional to 40,878.12, 56,412 and 23,883.33

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Solution

The fourth proportional to 40,878.12, 56,412 and 23,883.33 is: 32,959.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,878.12 : 56,412 = 23,883.33 : x
  2. Step 2: Convert to fraction form
    40,878.12/56,412 = 23,883.33/x
  3. Step 3: Cross multiply
    40,878.12x = 56,412 × 23,883.33
  4. Step 4: Simplify right side
    40,878.12x = 1,347,306,411.96
  5. Step 5: Solve for x
    x = 1,347,306,411.96/40,878.12
  6. Step 6: Final answer
    x = 32,959.11

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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.