Home / 19,053.60-26,295.36-11,501.78

Finding the Fourth Proportional to 19,053.60, 26,295.36 and 11,501.78

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Solution

The fourth proportional to 19,053.60, 26,295.36 and 11,501.78 is: 15,873.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,053.60 : 26,295.36 = 11,501.78 : x
  2. Step 2: Convert to fraction form
    19,053.60/26,295.36 = 11,501.78/x
  3. Step 3: Cross multiply
    19,053.60x = 26,295.36 × 11,501.78
  4. Step 4: Simplify right side
    19,053.60x = 302,443,445.74
  5. Step 5: Solve for x
    x = 302,443,445.74/19,053.60
  6. Step 6: Final answer
    x = 15,873.30

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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.