Home / 42,636.64-63,955.20-11,044.50

Finding the Fourth Proportional to 42,636.64, 63,955.20 and 11,044.50

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Solution

The fourth proportional to 42,636.64, 63,955.20 and 11,044.50 is: 16,566.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,636.64 : 63,955.20 = 11,044.50 : x
  2. Step 2: Convert to fraction form
    42,636.64/63,955.20 = 11,044.50/x
  3. Step 3: Cross multiply
    42,636.64x = 63,955.20 × 11,044.50
  4. Step 4: Simplify right side
    42,636.64x = 706,353,206.40
  5. Step 5: Solve for x
    x = 706,353,206.40/42,636.64
  6. Step 6: Final answer
    x = 16,566.81

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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.