Home / 50,707.66-69,973.79-28,045.33

Finding the Fourth Proportional to 50,707.66, 69,973.79 and 28,045.33

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Solution

The fourth proportional to 50,707.66, 69,973.79 and 28,045.33 is: 38,701.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,707.66 : 69,973.79 = 28,045.33 : x
  2. Step 2: Convert to fraction form
    50,707.66/69,973.79 = 28,045.33/x
  3. Step 3: Cross multiply
    50,707.66x = 69,973.79 × 28,045.33
  4. Step 4: Simplify right side
    50,707.66x = 1,962,438,031.90
  5. Step 5: Solve for x
    x = 1,962,438,031.90/50,707.66
  6. Step 6: Final answer
    x = 38,701.02

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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.