Home / 16,834.81-23,230.74-9,281.12

Finding the Fourth Proportional to 16,834.81, 23,230.74 and 9,281.12

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Solution

The fourth proportional to 16,834.81, 23,230.74 and 9,281.12 is: 12,807.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,834.81 : 23,230.74 = 9,281.12 : x
  2. Step 2: Convert to fraction form
    16,834.81/23,230.74 = 9,281.12/x
  3. Step 3: Cross multiply
    16,834.81x = 23,230.74 × 9,281.12
  4. Step 4: Simplify right side
    16,834.81x = 215,607,295.76
  5. Step 5: Solve for x
    x = 215,607,295.76/16,834.81
  6. Step 6: Final answer
    x = 12,807.23

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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.