Home / 50,938.43-70,303.41-28,284.66

Finding the Fourth Proportional to 50,938.43, 70,303.41 and 28,284.66

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Solution

The fourth proportional to 50,938.43, 70,303.41 and 28,284.66 is: 39,037.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,938.43 : 70,303.41 = 28,284.66 : x
  2. Step 2: Convert to fraction form
    50,938.43/70,303.41 = 28,284.66/x
  3. Step 3: Cross multiply
    50,938.43x = 70,303.41 × 28,284.66
  4. Step 4: Simplify right side
    50,938.43x = 1,988,508,048.69
  5. Step 5: Solve for x
    x = 1,988,508,048.69/50,938.43
  6. Step 6: Final answer
    x = 39,037.49

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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.