Home / 19,475.72-26,898.66-13,091.23

Finding the Fourth Proportional to 19,475.72, 26,898.66 and 13,091.23

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Solution

The fourth proportional to 19,475.72, 26,898.66 and 13,091.23 is: 18,080.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,475.72 : 26,898.66 = 13,091.23 : x
  2. Step 2: Convert to fraction form
    19,475.72/26,898.66 = 13,091.23/x
  3. Step 3: Cross multiply
    19,475.72x = 26,898.66 × 13,091.23
  4. Step 4: Simplify right side
    19,475.72x = 352,136,410.26
  5. Step 5: Solve for x
    x = 352,136,410.26/19,475.72
  6. Step 6: Final answer
    x = 18,080.79

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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.