Home / 18,551.02-25,600.74-10,166.98

Finding the Fourth Proportional to 18,551.02, 25,600.74 and 10,166.98

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Solution

The fourth proportional to 18,551.02, 25,600.74 and 10,166.98 is: 14,030.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,551.02 : 25,600.74 = 10,166.98 : x
  2. Step 2: Convert to fraction form
    18,551.02/25,600.74 = 10,166.98/x
  3. Step 3: Cross multiply
    18,551.02x = 25,600.74 × 10,166.98
  4. Step 4: Simplify right side
    18,551.02x = 260,282,211.57
  5. Step 5: Solve for x
    x = 260,282,211.57/18,551.02
  6. Step 6: Final answer
    x = 14,030.61

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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.