Home / 29,488.46-44,225.87-8,428.05

Finding the Fourth Proportional to 29,488.46, 44,225.87 and 8,428.05

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Solution

The fourth proportional to 29,488.46, 44,225.87 and 8,428.05 is: 12,640.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,488.46 : 44,225.87 = 8,428.05 : x
  2. Step 2: Convert to fraction form
    29,488.46/44,225.87 = 8,428.05/x
  3. Step 3: Cross multiply
    29,488.46x = 44,225.87 × 8,428.05
  4. Step 4: Simplify right side
    29,488.46x = 372,737,801.51
  5. Step 5: Solve for x
    x = 372,737,801.51/29,488.46
  6. Step 6: Final answer
    x = 12,640.13

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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.