Home / 16,210.67-22,370.65-9,137.07

Finding the Fourth Proportional to 16,210.67, 22,370.65 and 9,137.07

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Solution

The fourth proportional to 16,210.67, 22,370.65 and 9,137.07 is: 12,609.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,210.67 : 22,370.65 = 9,137.07 : x
  2. Step 2: Convert to fraction form
    16,210.67/22,370.65 = 9,137.07/x
  3. Step 3: Cross multiply
    16,210.67x = 22,370.65 × 9,137.07
  4. Step 4: Simplify right side
    16,210.67x = 204,402,172.15
  5. Step 5: Solve for x
    x = 204,402,172.15/16,210.67
  6. Step 6: Final answer
    x = 12,609.12

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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.