Home / 44,960.06-67,440.02-12,128.06

Finding the Fourth Proportional to 44,960.06, 67,440.02 and 12,128.06

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Solution

The fourth proportional to 44,960.06, 67,440.02 and 12,128.06 is: 18,192.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,960.06 : 67,440.02 = 12,128.06 : x
  2. Step 2: Convert to fraction form
    44,960.06/67,440.02 = 12,128.06/x
  3. Step 3: Cross multiply
    44,960.06x = 67,440.02 × 12,128.06
  4. Step 4: Simplify right side
    44,960.06x = 817,916,608.96
  5. Step 5: Solve for x
    x = 817,916,608.96/44,960.06
  6. Step 6: Final answer
    x = 18,192.07

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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.