Home / 51,509.52-71,074.26-30,292.79

Finding the Fourth Proportional to 51,509.52, 71,074.26 and 30,292.79

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Solution

The fourth proportional to 51,509.52, 71,074.26 and 30,292.79 is: 41,798.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,509.52 : 71,074.26 = 30,292.79 : x
  2. Step 2: Convert to fraction form
    51,509.52/71,074.26 = 30,292.79/x
  3. Step 3: Cross multiply
    51,509.52x = 71,074.26 × 30,292.79
  4. Step 4: Simplify right side
    51,509.52x = 2,153,037,277.21
  5. Step 5: Solve for x
    x = 2,153,037,277.21/51,509.52
  6. Step 6: Final answer
    x = 41,798.82

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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.