Home / 19,206.88-26,505.84-10,709.44

Finding the Fourth Proportional to 19,206.88, 26,505.84 and 10,709.44

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Solution

The fourth proportional to 19,206.88, 26,505.84 and 10,709.44 is: 14,779.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,206.88 : 26,505.84 = 10,709.44 : x
  2. Step 2: Convert to fraction form
    19,206.88/26,505.84 = 10,709.44/x
  3. Step 3: Cross multiply
    19,206.88x = 26,505.84 × 10,709.44
  4. Step 4: Simplify right side
    19,206.88x = 283,862,703.13
  5. Step 5: Solve for x
    x = 283,862,703.13/19,206.88
  6. Step 6: Final answer
    x = 14,779.22

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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.