Home / 47,642.63-65,746.37-26,131.93

Finding the Fourth Proportional to 47,642.63, 65,746.37 and 26,131.93

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Solution

The fourth proportional to 47,642.63, 65,746.37 and 26,131.93 is: 36,061.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,642.63 : 65,746.37 = 26,131.93 : x
  2. Step 2: Convert to fraction form
    47,642.63/65,746.37 = 26,131.93/x
  3. Step 3: Cross multiply
    47,642.63x = 65,746.37 × 26,131.93
  4. Step 4: Simplify right side
    47,642.63x = 1,718,079,079.20
  5. Step 5: Solve for x
    x = 1,718,079,079.20/47,642.63
  6. Step 6: Final answer
    x = 36,061.81

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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.