Home / 49,059.37-67,710.77-28,915.08

Finding the Fourth Proportional to 49,059.37, 67,710.77 and 28,915.08

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Solution

The fourth proportional to 49,059.37, 67,710.77 and 28,915.08 is: 39,908.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,059.37 : 67,710.77 = 28,915.08 : x
  2. Step 2: Convert to fraction form
    49,059.37/67,710.77 = 28,915.08/x
  3. Step 3: Cross multiply
    49,059.37x = 67,710.77 × 28,915.08
  4. Step 4: Simplify right side
    49,059.37x = 1,957,862,041.35
  5. Step 5: Solve for x
    x = 1,957,862,041.35/49,059.37
  6. Step 6: Final answer
    x = 39,908.01

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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.