Home / 19,703.32-27,189.46-11,204.26

Finding the Fourth Proportional to 19,703.32, 27,189.46 and 11,204.26

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Solution

The fourth proportional to 19,703.32, 27,189.46 and 11,204.26 is: 15,461.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,703.32 : 27,189.46 = 11,204.26 : x
  2. Step 2: Convert to fraction form
    19,703.32/27,189.46 = 11,204.26/x
  3. Step 3: Cross multiply
    19,703.32x = 27,189.46 × 11,204.26
  4. Step 4: Simplify right side
    19,703.32x = 304,637,779.10
  5. Step 5: Solve for x
    x = 304,637,779.10/19,703.32
  6. Step 6: Final answer
    x = 15,461.24

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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.