Home / 42,511.52-63,775.92-14,828.96

Finding the Fourth Proportional to 42,511.52, 63,775.92 and 14,828.96

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Solution

The fourth proportional to 42,511.52, 63,775.92 and 14,828.96 is: 22,246.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,511.52 : 63,775.92 = 14,828.96 : x
  2. Step 2: Convert to fraction form
    42,511.52/63,775.92 = 14,828.96/x
  3. Step 3: Cross multiply
    42,511.52x = 63,775.92 × 14,828.96
  4. Step 4: Simplify right side
    42,511.52x = 945,730,566.64
  5. Step 5: Solve for x
    x = 945,730,566.64/42,511.52
  6. Step 6: Final answer
    x = 22,246.45

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.