Home / 24,572.39-33,875.52-20,780.30

Finding the Fourth Proportional to 24,572.39, 33,875.52 and 20,780.30

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Solution

The fourth proportional to 24,572.39, 33,875.52 and 20,780.30 is: 28,647.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,572.39 : 33,875.52 = 20,780.30 : x
  2. Step 2: Convert to fraction form
    24,572.39/33,875.52 = 20,780.30/x
  3. Step 3: Cross multiply
    24,572.39x = 33,875.52 × 20,780.30
  4. Step 4: Simplify right side
    24,572.39x = 703,943,298.88
  5. Step 5: Solve for x
    x = 703,943,298.88/24,572.39
  6. Step 6: Final answer
    x = 28,647.74

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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.