Home / 19,008.55-26,229.52-10,509.51

Finding the Fourth Proportional to 19,008.55, 26,229.52 and 10,509.51

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Solution

The fourth proportional to 19,008.55, 26,229.52 and 10,509.51 is: 14,501.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,008.55 : 26,229.52 = 10,509.51 : x
  2. Step 2: Convert to fraction form
    19,008.55/26,229.52 = 10,509.51/x
  3. Step 3: Cross multiply
    19,008.55x = 26,229.52 × 10,509.51
  4. Step 4: Simplify right side
    19,008.55x = 275,659,402.74
  5. Step 5: Solve for x
    x = 275,659,402.74/19,008.55
  6. Step 6: Final answer
    x = 14,501.86

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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.