Home / 14,443.89-21,666.69-4,055.64

Finding the Fourth Proportional to 14,443.89, 21,666.69 and 4,055.64

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Solution

The fourth proportional to 14,443.89, 21,666.69 and 4,055.64 is: 6,083.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,443.89 : 21,666.69 = 4,055.64 : x
  2. Step 2: Convert to fraction form
    14,443.89/21,666.69 = 4,055.64/x
  3. Step 3: Cross multiply
    14,443.89x = 21,666.69 × 4,055.64
  4. Step 4: Simplify right side
    14,443.89x = 87,872,294.63
  5. Step 5: Solve for x
    x = 87,872,294.63/14,443.89
  6. Step 6: Final answer
    x = 6,083.70

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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.