Home / 19,228.61-26,533.22-11,160.40

Finding the Fourth Proportional to 19,228.61, 26,533.22 and 11,160.40

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Solution

The fourth proportional to 19,228.61, 26,533.22 and 11,160.40 is: 15,400.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,228.61 : 26,533.22 = 11,160.40 : x
  2. Step 2: Convert to fraction form
    19,228.61/26,533.22 = 11,160.40/x
  3. Step 3: Cross multiply
    19,228.61x = 26,533.22 × 11,160.40
  4. Step 4: Simplify right side
    19,228.61x = 296,121,226.35
  5. Step 5: Solve for x
    x = 296,121,226.35/19,228.61
  6. Step 6: Final answer
    x = 15,400.04

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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.