Home / 50,954.80-70,322.07-28,298.20

Finding the Fourth Proportional to 50,954.80, 70,322.07 and 28,298.20

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Solution

The fourth proportional to 50,954.80, 70,322.07 and 28,298.20 is: 39,053.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,954.80 : 70,322.07 = 28,298.20 : x
  2. Step 2: Convert to fraction form
    50,954.80/70,322.07 = 28,298.20/x
  3. Step 3: Cross multiply
    50,954.80x = 70,322.07 × 28,298.20
  4. Step 4: Simplify right side
    50,954.80x = 1,989,988,001.27
  5. Step 5: Solve for x
    x = 1,989,988,001.27/50,954.80
  6. Step 6: Final answer
    x = 39,053.99

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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.