Home / 48,130.65-66,418.11-26,620.61

Finding the Fourth Proportional to 48,130.65, 66,418.11 and 26,620.61

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Solution

The fourth proportional to 48,130.65, 66,418.11 and 26,620.61 is: 36,735.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,130.65 : 66,418.11 = 26,620.61 : x
  2. Step 2: Convert to fraction form
    48,130.65/66,418.11 = 26,620.61/x
  3. Step 3: Cross multiply
    48,130.65x = 66,418.11 × 26,620.61
  4. Step 4: Simplify right side
    48,130.65x = 1,768,090,271.16
  5. Step 5: Solve for x
    x = 1,768,090,271.16/48,130.65
  6. Step 6: Final answer
    x = 36,735.23

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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.