Home / 47,542.16-65,587.58-28,668.80

Finding the Fourth Proportional to 47,542.16, 65,587.58 and 28,668.80

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Solution

The fourth proportional to 47,542.16, 65,587.58 and 28,668.80 is: 39,550.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,542.16 : 65,587.58 = 28,668.80 : x
  2. Step 2: Convert to fraction form
    47,542.16/65,587.58 = 28,668.80/x
  3. Step 3: Cross multiply
    47,542.16x = 65,587.58 × 28,668.80
  4. Step 4: Simplify right side
    47,542.16x = 1,880,317,213.50
  5. Step 5: Solve for x
    x = 1,880,317,213.50/47,542.16
  6. Step 6: Final answer
    x = 39,550.52

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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.