Home / 13,256.01-19,867.59-6,678.60

Finding the Fourth Proportional to 13,256.01, 19,867.59 and 6,678.60

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Solution

The fourth proportional to 13,256.01, 19,867.59 and 6,678.60 is: 10,009.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,256.01 : 19,867.59 = 6,678.60 : x
  2. Step 2: Convert to fraction form
    13,256.01/19,867.59 = 6,678.60/x
  3. Step 3: Cross multiply
    13,256.01x = 19,867.59 × 6,678.60
  4. Step 4: Simplify right side
    13,256.01x = 132,687,686.57
  5. Step 5: Solve for x
    x = 132,687,686.57/13,256.01
  6. Step 6: Final answer
    x = 10,009.62

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.