Home / 47,639.36-65,741.28-26,418.56

Finding the Fourth Proportional to 47,639.36, 65,741.28 and 26,418.56

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Solution

The fourth proportional to 47,639.36, 65,741.28 and 26,418.56 is: 36,457.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,639.36 : 65,741.28 = 26,418.56 : x
  2. Step 2: Convert to fraction form
    47,639.36/65,741.28 = 26,418.56/x
  3. Step 3: Cross multiply
    47,639.36x = 65,741.28 × 26,418.56
  4. Step 4: Simplify right side
    47,639.36x = 1,736,789,950.16
  5. Step 5: Solve for x
    x = 1,736,789,950.16/47,639.36
  6. Step 6: Final answer
    x = 36,457.04

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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.