Home / 50,510.08-69,707.52-28,153.60

Finding the Fourth Proportional to 50,510.08, 69,707.52 and 28,153.60

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Solution

The fourth proportional to 50,510.08, 69,707.52 and 28,153.60 is: 38,853.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,510.08 : 69,707.52 = 28,153.60 : x
  2. Step 2: Convert to fraction form
    50,510.08/69,707.52 = 28,153.60/x
  3. Step 3: Cross multiply
    50,510.08x = 69,707.52 × 28,153.60
  4. Step 4: Simplify right side
    50,510.08x = 1,962,517,635.07
  5. Step 5: Solve for x
    x = 1,962,517,635.07/50,510.08
  6. Step 6: Final answer
    x = 38,853.98

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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.