Home / 50,364.16-69,503.04-28,008.32

Finding the Fourth Proportional to 50,364.16, 69,503.04 and 28,008.32

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Solution

The fourth proportional to 50,364.16, 69,503.04 and 28,008.32 is: 38,651.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,364.16 : 69,503.04 = 28,008.32 : x
  2. Step 2: Convert to fraction form
    50,364.16/69,503.04 = 28,008.32/x
  3. Step 3: Cross multiply
    50,364.16x = 69,503.04 × 28,008.32
  4. Step 4: Simplify right side
    50,364.16x = 1,946,663,385.29
  5. Step 5: Solve for x
    x = 1,946,663,385.29/50,364.16
  6. Step 6: Final answer
    x = 38,651.76

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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.