Home / 50,835.90-70,153.55-28,176.35

Finding the Fourth Proportional to 50,835.90, 70,153.55 and 28,176.35

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Solution

The fourth proportional to 50,835.90, 70,153.55 and 28,176.35 is: 38,883.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,835.90 : 70,153.55 = 28,176.35 : x
  2. Step 2: Convert to fraction form
    50,835.90/70,153.55 = 28,176.35/x
  3. Step 3: Cross multiply
    50,835.90x = 70,153.55 × 28,176.35
  4. Step 4: Simplify right side
    50,835.90x = 1,976,671,224.37
  5. Step 5: Solve for x
    x = 1,976,671,224.37/50,835.90
  6. Step 6: Final answer
    x = 38,883.37

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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.