Home / 50,509.34-69,705.27-28,153.50

Finding the Fourth Proportional to 50,509.34, 69,705.27 and 28,153.50

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Solution

The fourth proportional to 50,509.34, 69,705.27 and 28,153.50 is: 38,853.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,509.34 : 69,705.27 = 28,153.50 : x
  2. Step 2: Convert to fraction form
    50,509.34/69,705.27 = 28,153.50/x
  3. Step 3: Cross multiply
    50,509.34x = 69,705.27 × 28,153.50
  4. Step 4: Simplify right side
    50,509.34x = 1,962,447,318.95
  5. Step 5: Solve for x
    x = 1,962,447,318.95/50,509.34
  6. Step 6: Final answer
    x = 38,853.16

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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.