Home / 19,445.30-26,834.46-11,061.80

Finding the Fourth Proportional to 19,445.30, 26,834.46 and 11,061.80

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Solution

The fourth proportional to 19,445.30, 26,834.46 and 11,061.80 is: 15,265.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,445.30 : 26,834.46 = 11,061.80 : x
  2. Step 2: Convert to fraction form
    19,445.30/26,834.46 = 11,061.80/x
  3. Step 3: Cross multiply
    19,445.30x = 26,834.46 × 11,061.80
  4. Step 4: Simplify right side
    19,445.30x = 296,837,429.63
  5. Step 5: Solve for x
    x = 296,837,429.63/19,445.30
  6. Step 6: Final answer
    x = 15,265.25

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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.