Home / 48,537.07-66,985.68-28,392.68

Finding the Fourth Proportional to 48,537.07, 66,985.68 and 28,392.68

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Solution

The fourth proportional to 48,537.07, 66,985.68 and 28,392.68 is: 39,184.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,537.07 : 66,985.68 = 28,392.68 : x
  2. Step 2: Convert to fraction form
    48,537.07/66,985.68 = 28,392.68/x
  3. Step 3: Cross multiply
    48,537.07x = 66,985.68 × 28,392.68
  4. Step 4: Simplify right side
    48,537.07x = 1,901,902,873.96
  5. Step 5: Solve for x
    x = 1,901,902,873.96/48,537.07
  6. Step 6: Final answer
    x = 39,184.54

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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.