Home / 19,055.60-26,299.80-11,503.07

Finding the Fourth Proportional to 19,055.60, 26,299.80 and 11,503.07

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Solution

The fourth proportional to 19,055.60, 26,299.80 and 11,503.07 is: 15,876.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,055.60 : 26,299.80 = 11,503.07 : x
  2. Step 2: Convert to fraction form
    19,055.60/26,299.80 = 11,503.07/x
  3. Step 3: Cross multiply
    19,055.60x = 26,299.80 × 11,503.07
  4. Step 4: Simplify right side
    19,055.60x = 302,528,308.89
  5. Step 5: Solve for x
    x = 302,528,308.89/19,055.60
  6. Step 6: Final answer
    x = 15,876.09

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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.