Home / 40,088.54-60,115.86-12,012.59

Finding the Fourth Proportional to 40,088.54, 60,115.86 and 12,012.59

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Solution

The fourth proportional to 40,088.54, 60,115.86 and 12,012.59 is: 18,013.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,088.54 : 60,115.86 = 12,012.59 : x
  2. Step 2: Convert to fraction form
    40,088.54/60,115.86 = 12,012.59/x
  3. Step 3: Cross multiply
    40,088.54x = 60,115.86 × 12,012.59
  4. Step 4: Simplify right side
    40,088.54x = 722,146,878.10
  5. Step 5: Solve for x
    x = 722,146,878.10/40,088.54
  6. Step 6: Final answer
    x = 18,013.80

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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.