Home / 16,457.82-22,711.23-9,386.52

Finding the Fourth Proportional to 16,457.82, 22,711.23 and 9,386.52

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Solution

The fourth proportional to 16,457.82, 22,711.23 and 9,386.52 is: 12,953.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,457.82 : 22,711.23 = 9,386.52 : x
  2. Step 2: Convert to fraction form
    16,457.82/22,711.23 = 9,386.52/x
  3. Step 3: Cross multiply
    16,457.82x = 22,711.23 × 9,386.52
  4. Step 4: Simplify right side
    16,457.82x = 213,179,414.62
  5. Step 5: Solve for x
    x = 213,179,414.62/16,457.82
  6. Step 6: Final answer
    x = 12,953.08

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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.