Home / 51,492.16-71,022.48-47,256.88

Finding the Fourth Proportional to 51,492.16, 71,022.48 and 47,256.88

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Solution

The fourth proportional to 51,492.16, 71,022.48 and 47,256.88 is: 65,180.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,492.16 : 71,022.48 = 47,256.88 : x
  2. Step 2: Convert to fraction form
    51,492.16/71,022.48 = 47,256.88/x
  3. Step 3: Cross multiply
    51,492.16x = 71,022.48 × 47,256.88
  4. Step 4: Simplify right side
    51,492.16x = 3,356,300,814.66
  5. Step 5: Solve for x
    x = 3,356,300,814.66/51,492.16
  6. Step 6: Final answer
    x = 65,180.81

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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.