Home / 47,622.79-71,449.06-28,668.18

Finding the Fourth Proportional to 47,622.79, 71,449.06 and 28,668.18

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Solution

The fourth proportional to 47,622.79, 71,449.06 and 28,668.18 is: 43,011.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,622.79 : 71,449.06 = 28,668.18 : x
  2. Step 2: Convert to fraction form
    47,622.79/71,449.06 = 28,668.18/x
  3. Step 3: Cross multiply
    47,622.79x = 71,449.06 × 28,668.18
  4. Step 4: Simplify right side
    47,622.79x = 2,048,314,512.91
  5. Step 5: Solve for x
    x = 2,048,314,512.91/47,622.79
  6. Step 6: Final answer
    x = 43,011.22

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.