Home / 48,415.16-66,658.46-40,842.67

Finding the Fourth Proportional to 48,415.16, 66,658.46 and 40,842.67

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Solution

The fourth proportional to 48,415.16, 66,658.46 and 40,842.67 is: 56,232.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,415.16 : 66,658.46 = 40,842.67 : x
  2. Step 2: Convert to fraction form
    48,415.16/66,658.46 = 40,842.67/x
  3. Step 3: Cross multiply
    48,415.16x = 66,658.46 × 40,842.67
  4. Step 4: Simplify right side
    48,415.16x = 2,722,509,280.27
  5. Step 5: Solve for x
    x = 2,722,509,280.27/48,415.16
  6. Step 6: Final answer
    x = 56,232.58

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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.