Home / 50,376.07-69,519.56-28,865.40

Finding the Fourth Proportional to 50,376.07, 69,519.56 and 28,865.40

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Solution

The fourth proportional to 50,376.07, 69,519.56 and 28,865.40 is: 39,834.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,376.07 : 69,519.56 = 28,865.40 : x
  2. Step 2: Convert to fraction form
    50,376.07/69,519.56 = 28,865.40/x
  3. Step 3: Cross multiply
    50,376.07x = 69,519.56 × 28,865.40
  4. Step 4: Simplify right side
    50,376.07x = 2,006,709,502.20
  5. Step 5: Solve for x
    x = 2,006,709,502.20/50,376.07
  6. Step 6: Final answer
    x = 39,834.58

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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.