Home / 28,508.45-42,732.44-10,970.69

Finding the Fourth Proportional to 28,508.45, 42,732.44 and 10,970.69

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Solution

The fourth proportional to 28,508.45, 42,732.44 and 10,970.69 is: 16,444.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,508.45 : 42,732.44 = 10,970.69 : x
  2. Step 2: Convert to fraction form
    28,508.45/42,732.44 = 10,970.69/x
  3. Step 3: Cross multiply
    28,508.45x = 42,732.44 × 10,970.69
  4. Step 4: Simplify right side
    28,508.45x = 468,804,297.33
  5. Step 5: Solve for x
    x = 468,804,297.33/28,508.45
  6. Step 6: Final answer
    x = 16,444.40

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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.