Home / 19,117.56-26,382.09-11,051.04

Finding the Fourth Proportional to 19,117.56, 26,382.09 and 11,051.04

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Solution

The fourth proportional to 19,117.56, 26,382.09 and 11,051.04 is: 15,250.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,117.56 : 26,382.09 = 11,051.04 : x
  2. Step 2: Convert to fraction form
    19,117.56/26,382.09 = 11,051.04/x
  3. Step 3: Cross multiply
    19,117.56x = 26,382.09 × 11,051.04
  4. Step 4: Simplify right side
    19,117.56x = 291,549,531.87
  5. Step 5: Solve for x
    x = 291,549,531.87/19,117.56
  6. Step 6: Final answer
    x = 15,250.35

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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.