Home / 15,777.35-23,594.05-11,777.57

Finding the Fourth Proportional to 15,777.35, 23,594.05 and 11,777.57

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Solution

The fourth proportional to 15,777.35, 23,594.05 and 11,777.57 is: 17,612.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,777.35 : 23,594.05 = 11,777.57 : x
  2. Step 2: Convert to fraction form
    15,777.35/23,594.05 = 11,777.57/x
  3. Step 3: Cross multiply
    15,777.35x = 23,594.05 × 11,777.57
  4. Step 4: Simplify right side
    15,777.35x = 277,880,428.04
  5. Step 5: Solve for x
    x = 277,880,428.04/15,777.35
  6. Step 6: Final answer
    x = 17,612.62

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.