Home / 47,829.12-66,004.80-26,607.68

Finding the Fourth Proportional to 47,829.12, 66,004.80 and 26,607.68

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Solution

The fourth proportional to 47,829.12, 66,004.80 and 26,607.68 is: 36,718.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,829.12 : 66,004.80 = 26,607.68 : x
  2. Step 2: Convert to fraction form
    47,829.12/66,004.80 = 26,607.68/x
  3. Step 3: Cross multiply
    47,829.12x = 66,004.80 × 26,607.68
  4. Step 4: Simplify right side
    47,829.12x = 1,756,234,596.86
  5. Step 5: Solve for x
    x = 1,756,234,596.86/47,829.12
  6. Step 6: Final answer
    x = 36,718.94

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.