Home / 50,888.16-70,223.76-28,530.72

Finding the Fourth Proportional to 50,888.16, 70,223.76 and 28,530.72

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Solution

The fourth proportional to 50,888.16, 70,223.76 and 28,530.72 is: 39,371.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,888.16 : 70,223.76 = 28,530.72 : x
  2. Step 2: Convert to fraction form
    50,888.16/70,223.76 = 28,530.72/x
  3. Step 3: Cross multiply
    50,888.16x = 70,223.76 × 28,530.72
  4. Step 4: Simplify right side
    50,888.16x = 2,003,534,433.91
  5. Step 5: Solve for x
    x = 2,003,534,433.91/50,888.16
  6. Step 6: Final answer
    x = 39,371.33

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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.