Home / 14,354.10-21,530.88-5,918.76

Finding the Fourth Proportional to 14,354.10, 21,530.88 and 5,918.76

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Solution

The fourth proportional to 14,354.10, 21,530.88 and 5,918.76 is: 8,878.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,354.10 : 21,530.88 = 5,918.76 : x
  2. Step 2: Convert to fraction form
    14,354.10/21,530.88 = 5,918.76/x
  3. Step 3: Cross multiply
    14,354.10x = 21,530.88 × 5,918.76
  4. Step 4: Simplify right side
    14,354.10x = 127,436,111.31
  5. Step 5: Solve for x
    x = 127,436,111.31/14,354.10
  6. Step 6: Final answer
    x = 8,878.03

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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.