Home / 48,586.91-67,066.71-28,450.26

Finding the Fourth Proportional to 48,586.91, 67,066.71 and 28,450.26

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Solution

The fourth proportional to 48,586.91, 67,066.71 and 28,450.26 is: 39,271.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,586.91 : 67,066.71 = 28,450.26 : x
  2. Step 2: Convert to fraction form
    48,586.91/67,066.71 = 28,450.26/x
  3. Step 3: Cross multiply
    48,586.91x = 67,066.71 × 28,450.26
  4. Step 4: Simplify right side
    48,586.91x = 1,908,065,336.84
  5. Step 5: Solve for x
    x = 1,908,065,336.84/48,586.91
  6. Step 6: Final answer
    x = 39,271.18

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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.