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Finding the Fourth Proportional to 48,364.79, 66,746.72 and 26,855.65

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Solution

The fourth proportional to 48,364.79, 66,746.72 and 26,855.65 is: 37,062.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,364.79 : 66,746.72 = 26,855.65 : x
  2. Step 2: Convert to fraction form
    48,364.79/66,746.72 = 26,855.65/x
  3. Step 3: Cross multiply
    48,364.79x = 66,746.72 × 26,855.65
  4. Step 4: Simplify right side
    48,364.79x = 1,792,526,082.96
  5. Step 5: Solve for x
    x = 1,792,526,082.96/48,364.79
  6. Step 6: Final answer
    x = 37,062.63

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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.