Home / 14,011.48-21,016.77-5,689.04

Finding the Fourth Proportional to 14,011.48, 21,016.77 and 5,689.04

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Solution

The fourth proportional to 14,011.48, 21,016.77 and 5,689.04 is: 8,533.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,011.48 : 21,016.77 = 5,689.04 : x
  2. Step 2: Convert to fraction form
    14,011.48/21,016.77 = 5,689.04/x
  3. Step 3: Cross multiply
    14,011.48x = 21,016.77 × 5,689.04
  4. Step 4: Simplify right side
    14,011.48x = 119,565,118.78
  5. Step 5: Solve for x
    x = 119,565,118.78/14,011.48
  6. Step 6: Final answer
    x = 8,533.37

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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.