Home / 44,200.61-66,303.10-12,615.32

Finding the Fourth Proportional to 44,200.61, 66,303.10 and 12,615.32

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Solution

The fourth proportional to 44,200.61, 66,303.10 and 12,615.32 is: 18,923.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,200.61 : 66,303.10 = 12,615.32 : x
  2. Step 2: Convert to fraction form
    44,200.61/66,303.10 = 12,615.32/x
  3. Step 3: Cross multiply
    44,200.61x = 66,303.10 × 12,615.32
  4. Step 4: Simplify right side
    44,200.61x = 836,434,957.71
  5. Step 5: Solve for x
    x = 836,434,957.71/44,200.61
  6. Step 6: Final answer
    x = 18,923.61

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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.