Home / 50,880.54-70,206.74-28,215.93

Finding the Fourth Proportional to 50,880.54, 70,206.74 and 28,215.93

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Solution

The fourth proportional to 50,880.54, 70,206.74 and 28,215.93 is: 38,933.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,880.54 : 70,206.74 = 28,215.93 : x
  2. Step 2: Convert to fraction form
    50,880.54/70,206.74 = 28,215.93/x
  3. Step 3: Cross multiply
    50,880.54x = 70,206.74 × 28,215.93
  4. Step 4: Simplify right side
    50,880.54x = 1,980,948,461.37
  5. Step 5: Solve for x
    x = 1,980,948,461.37/50,880.54
  6. Step 6: Final answer
    x = 38,933.32

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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.