Home / 53,541.59-80,348.76-28,599.57

Finding the Fourth Proportional to 53,541.59, 80,348.76 and 28,599.57

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Solution

The fourth proportional to 53,541.59, 80,348.76 and 28,599.57 is: 42,918.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,541.59 : 80,348.76 = 28,599.57 : x
  2. Step 2: Convert to fraction form
    53,541.59/80,348.76 = 28,599.57/x
  3. Step 3: Cross multiply
    53,541.59x = 80,348.76 × 28,599.57
  4. Step 4: Simplify right side
    53,541.59x = 2,297,939,986.03
  5. Step 5: Solve for x
    x = 2,297,939,986.03/53,541.59
  6. Step 6: Final answer
    x = 42,918.79

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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.