Home / 17,746.12-26,637.64-13,071.41

Finding the Fourth Proportional to 17,746.12, 26,637.64 and 13,071.41

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Solution

The fourth proportional to 17,746.12, 26,637.64 and 13,071.41 is: 19,620.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,746.12 : 26,637.64 = 13,071.41 : x
  2. Step 2: Convert to fraction form
    17,746.12/26,637.64 = 13,071.41/x
  3. Step 3: Cross multiply
    17,746.12x = 26,637.64 × 13,071.41
  4. Step 4: Simplify right side
    17,746.12x = 348,191,513.87
  5. Step 5: Solve for x
    x = 348,191,513.87/17,746.12
  6. Step 6: Final answer
    x = 19,620.71

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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.