Home / 51,110.93-70,533.88-28,450.17

Finding the Fourth Proportional to 51,110.93, 70,533.88 and 28,450.17

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Solution

The fourth proportional to 51,110.93, 70,533.88 and 28,450.17 is: 39,261.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,110.93 : 70,533.88 = 28,450.17 : x
  2. Step 2: Convert to fraction form
    51,110.93/70,533.88 = 28,450.17/x
  3. Step 3: Cross multiply
    51,110.93x = 70,533.88 × 28,450.17
  4. Step 4: Simplify right side
    51,110.93x = 2,006,700,876.76
  5. Step 5: Solve for x
    x = 2,006,700,876.76/51,110.93
  6. Step 6: Final answer
    x = 39,261.68

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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.