Home / 16,777.80-25,166.70-4,931.57

Finding the Fourth Proportional to 16,777.80, 25,166.70 and 4,931.57

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Solution

The fourth proportional to 16,777.80, 25,166.70 and 4,931.57 is: 7,397.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,777.80 : 25,166.70 = 4,931.57 : x
  2. Step 2: Convert to fraction form
    16,777.80/25,166.70 = 4,931.57/x
  3. Step 3: Cross multiply
    16,777.80x = 25,166.70 × 4,931.57
  4. Step 4: Simplify right side
    16,777.80x = 124,111,318.06
  5. Step 5: Solve for x
    x = 124,111,318.06/16,777.80
  6. Step 6: Final answer
    x = 7,397.36

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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.