Home / 28,450.73-42,677.51-9,730.01

Finding the Fourth Proportional to 28,450.73, 42,677.51 and 9,730.01

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Solution

The fourth proportional to 28,450.73, 42,677.51 and 9,730.01 is: 14,595.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,450.73 : 42,677.51 = 9,730.01 : x
  2. Step 2: Convert to fraction form
    28,450.73/42,677.51 = 9,730.01/x
  3. Step 3: Cross multiply
    28,450.73x = 42,677.51 × 9,730.01
  4. Step 4: Simplify right side
    28,450.73x = 415,252,337.04
  5. Step 5: Solve for x
    x = 415,252,337.04/28,450.73
  6. Step 6: Final answer
    x = 14,595.49

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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.