Home / 14,009.06-19,332.38-7,635.65

Finding the Fourth Proportional to 14,009.06, 19,332.38 and 7,635.65

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Solution

The fourth proportional to 14,009.06, 19,332.38 and 7,635.65 is: 10,537.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,009.06 : 19,332.38 = 7,635.65 : x
  2. Step 2: Convert to fraction form
    14,009.06/19,332.38 = 7,635.65/x
  3. Step 3: Cross multiply
    14,009.06x = 19,332.38 × 7,635.65
  4. Step 4: Simplify right side
    14,009.06x = 147,615,353.93
  5. Step 5: Solve for x
    x = 147,615,353.93/14,009.06
  6. Step 6: Final answer
    x = 10,537.13

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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.