Home / 19,509.98-26,924.56-11,012.09

Finding the Fourth Proportional to 19,509.98, 26,924.56 and 11,012.09

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Solution

The fourth proportional to 19,509.98, 26,924.56 and 11,012.09 is: 15,197.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,509.98 : 26,924.56 = 11,012.09 : x
  2. Step 2: Convert to fraction form
    19,509.98/26,924.56 = 11,012.09/x
  3. Step 3: Cross multiply
    19,509.98x = 26,924.56 × 11,012.09
  4. Step 4: Simplify right side
    19,509.98x = 296,495,586.76
  5. Step 5: Solve for x
    x = 296,495,586.76/19,509.98
  6. Step 6: Final answer
    x = 15,197.13

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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.