Home / 16,052.78-22,151.80-8,977.98

Finding the Fourth Proportional to 16,052.78, 22,151.80 and 8,977.98

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Solution

The fourth proportional to 16,052.78, 22,151.80 and 8,977.98 is: 12,389.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,052.78 : 22,151.80 = 8,977.98 : x
  2. Step 2: Convert to fraction form
    16,052.78/22,151.80 = 8,977.98/x
  3. Step 3: Cross multiply
    16,052.78x = 22,151.80 × 8,977.98
  4. Step 4: Simplify right side
    16,052.78x = 198,878,417.36
  5. Step 5: Solve for x
    x = 198,878,417.36/16,052.78
  6. Step 6: Final answer
    x = 12,389.03

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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.