Home / 44,490.50-66,730.80-11,210.56

Finding the Fourth Proportional to 44,490.50, 66,730.80 and 11,210.56

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Solution

The fourth proportional to 44,490.50, 66,730.80 and 11,210.56 is: 16,814.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,490.50 : 66,730.80 = 11,210.56 : x
  2. Step 2: Convert to fraction form
    44,490.50/66,730.80 = 11,210.56/x
  3. Step 3: Cross multiply
    44,490.50x = 66,730.80 × 11,210.56
  4. Step 4: Simplify right side
    44,490.50x = 748,089,512.46
  5. Step 5: Solve for x
    x = 748,089,512.46/44,490.50
  6. Step 6: Final answer
    x = 16,814.59

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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.