Home / 51,256.80-70,741.32-30,044.56

Finding the Fourth Proportional to 51,256.80, 70,741.32 and 30,044.56

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Solution

The fourth proportional to 51,256.80, 70,741.32 and 30,044.56 is: 41,465.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,256.80 : 70,741.32 = 30,044.56 : x
  2. Step 2: Convert to fraction form
    51,256.80/70,741.32 = 30,044.56/x
  3. Step 3: Cross multiply
    51,256.80x = 70,741.32 × 30,044.56
  4. Step 4: Simplify right side
    51,256.80x = 2,125,391,833.22
  5. Step 5: Solve for x
    x = 2,125,391,833.22/51,256.80
  6. Step 6: Final answer
    x = 41,465.56

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1.5x scale

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.