Home / 48,076.07-72,114.15-12,537.36

Finding the Fourth Proportional to 48,076.07, 72,114.15 and 12,537.36

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Solution

The fourth proportional to 48,076.07, 72,114.15 and 12,537.36 is: 18,806.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,076.07 : 72,114.15 = 12,537.36 : x
  2. Step 2: Convert to fraction form
    48,076.07/72,114.15 = 12,537.36/x
  3. Step 3: Cross multiply
    48,076.07x = 72,114.15 × 12,537.36
  4. Step 4: Simplify right side
    48,076.07x = 904,121,059.64
  5. Step 5: Solve for x
    x = 904,121,059.64/48,076.07
  6. Step 6: Final answer
    x = 18,806.05

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.