Home / 16,358.40-22,568.67-9,280.71

Finding the Fourth Proportional to 16,358.40, 22,568.67 and 9,280.71

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Solution

The fourth proportional to 16,358.40, 22,568.67 and 9,280.71 is: 12,804.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,358.40 : 22,568.67 = 9,280.71 : x
  2. Step 2: Convert to fraction form
    16,358.40/22,568.67 = 9,280.71/x
  3. Step 3: Cross multiply
    16,358.40x = 22,568.67 × 9,280.71
  4. Step 4: Simplify right side
    16,358.40x = 209,453,281.36
  5. Step 5: Solve for x
    x = 209,453,281.36/16,358.40
  6. Step 6: Final answer
    x = 12,804.02

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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.