Home / 19,312.72-26,645.82-10,814.08

Finding the Fourth Proportional to 19,312.72, 26,645.82 and 10,814.08

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Solution

The fourth proportional to 19,312.72, 26,645.82 and 10,814.08 is: 14,920.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,312.72 : 26,645.82 = 10,814.08 : x
  2. Step 2: Convert to fraction form
    19,312.72/26,645.82 = 10,814.08/x
  3. Step 3: Cross multiply
    19,312.72x = 26,645.82 × 10,814.08
  4. Step 4: Simplify right side
    19,312.72x = 288,150,029.15
  5. Step 5: Solve for x
    x = 288,150,029.15/19,312.72
  6. Step 6: Final answer
    x = 14,920.22

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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.