Home / 16,345.33-22,529.14-12,515.65

Finding the Fourth Proportional to 16,345.33, 22,529.14 and 12,515.65

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Solution

The fourth proportional to 16,345.33, 22,529.14 and 12,515.65 is: 17,250.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,345.33 : 22,529.14 = 12,515.65 : x
  2. Step 2: Convert to fraction form
    16,345.33/22,529.14 = 12,515.65/x
  3. Step 3: Cross multiply
    16,345.33x = 22,529.14 × 12,515.65
  4. Step 4: Simplify right side
    16,345.33x = 281,966,831.04
  5. Step 5: Solve for x
    x = 281,966,831.04/16,345.33
  6. Step 6: Final answer
    x = 17,250.60

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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.