Home / 47,622.04-65,721.72-26,403.28

Finding the Fourth Proportional to 47,622.04, 65,721.72 and 26,403.28

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Solution

The fourth proportional to 47,622.04, 65,721.72 and 26,403.28 is: 36,438.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,622.04 : 65,721.72 = 26,403.28 : x
  2. Step 2: Convert to fraction form
    47,622.04/65,721.72 = 26,403.28/x
  3. Step 3: Cross multiply
    47,622.04x = 65,721.72 × 26,403.28
  4. Step 4: Simplify right side
    47,622.04x = 1,735,268,975.24
  5. Step 5: Solve for x
    x = 1,735,268,975.24/47,622.04
  6. Step 6: Final answer
    x = 36,438.36

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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.