Home / 14,017.08-21,011.43-9,089.85

Finding the Fourth Proportional to 14,017.08, 21,011.43 and 9,089.85

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Solution

The fourth proportional to 14,017.08, 21,011.43 and 9,089.85 is: 13,625.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,017.08 : 21,011.43 = 9,089.85 : x
  2. Step 2: Convert to fraction form
    14,017.08/21,011.43 = 9,089.85/x
  3. Step 3: Cross multiply
    14,017.08x = 21,011.43 × 9,089.85
  4. Step 4: Simplify right side
    14,017.08x = 190,990,746.99
  5. Step 5: Solve for x
    x = 190,990,746.99/14,017.08
  6. Step 6: Final answer
    x = 13,625.57

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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.