Home / 42,813.66-64,204.55-14,725.83

Finding the Fourth Proportional to 42,813.66, 64,204.55 and 14,725.83

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Solution

The fourth proportional to 42,813.66, 64,204.55 and 14,725.83 is: 22,083.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,813.66 : 64,204.55 = 14,725.83 : x
  2. Step 2: Convert to fraction form
    42,813.66/64,204.55 = 14,725.83/x
  3. Step 3: Cross multiply
    42,813.66x = 64,204.55 × 14,725.83
  4. Step 4: Simplify right side
    42,813.66x = 945,465,288.53
  5. Step 5: Solve for x
    x = 945,465,288.53/42,813.66
  6. Step 6: Final answer
    x = 22,083.26

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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.