Home / 16,756.74-23,124.32-9,203.55

Finding the Fourth Proportional to 16,756.74, 23,124.32 and 9,203.55

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Solution

The fourth proportional to 16,756.74, 23,124.32 and 9,203.55 is: 12,700.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,756.74 : 23,124.32 = 9,203.55 : x
  2. Step 2: Convert to fraction form
    16,756.74/23,124.32 = 9,203.55/x
  3. Step 3: Cross multiply
    16,756.74x = 23,124.32 × 9,203.55
  4. Step 4: Simplify right side
    16,756.74x = 212,825,835.34
  5. Step 5: Solve for x
    x = 212,825,835.34/16,756.74
  6. Step 6: Final answer
    x = 12,700.91

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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.