Home / 35,572.15-49,089.68-19,439.45

Finding the Fourth Proportional to 35,572.15, 49,089.68 and 19,439.45

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Solution

The fourth proportional to 35,572.15, 49,089.68 and 19,439.45 is: 26,826.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,572.15 : 49,089.68 = 19,439.45 : x
  2. Step 2: Convert to fraction form
    35,572.15/49,089.68 = 19,439.45/x
  3. Step 3: Cross multiply
    35,572.15x = 49,089.68 × 19,439.45
  4. Step 4: Simplify right side
    35,572.15x = 954,276,379.88
  5. Step 5: Solve for x
    x = 954,276,379.88/35,572.15
  6. Step 6: Final answer
    x = 26,826.50

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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.