Home / 28,040.70-42,012.45-24,152.70

Finding the Fourth Proportional to 28,040.70, 42,012.45 and 24,152.70

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Solution

The fourth proportional to 28,040.70, 42,012.45 and 24,152.70 is: 36,187.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,040.70 : 42,012.45 = 24,152.70 : x
  2. Step 2: Convert to fraction form
    28,040.70/42,012.45 = 24,152.70/x
  3. Step 3: Cross multiply
    28,040.70x = 42,012.45 × 24,152.70
  4. Step 4: Simplify right side
    28,040.70x = 1,014,714,101.12
  5. Step 5: Solve for x
    x = 1,014,714,101.12/28,040.70
  6. Step 6: Final answer
    x = 36,187.19

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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.