Home / 16,555.21-22,846.64-9,002.05

Finding the Fourth Proportional to 16,555.21, 22,846.64 and 9,002.05

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Solution

The fourth proportional to 16,555.21, 22,846.64 and 9,002.05 is: 12,423.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,555.21 : 22,846.64 = 9,002.05 : x
  2. Step 2: Convert to fraction form
    16,555.21/22,846.64 = 9,002.05/x
  3. Step 3: Cross multiply
    16,555.21x = 22,846.64 × 9,002.05
  4. Step 4: Simplify right side
    16,555.21x = 205,666,614.23
  5. Step 5: Solve for x
    x = 205,666,614.23/16,555.21
  6. Step 6: Final answer
    x = 12,423.07

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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.