Home / 14,520.84-21,752.72-9,575.40

Finding the Fourth Proportional to 14,520.84, 21,752.72 and 9,575.40

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Solution

The fourth proportional to 14,520.84, 21,752.72 and 9,575.40 is: 14,344.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,520.84 : 21,752.72 = 9,575.40 : x
  2. Step 2: Convert to fraction form
    14,520.84/21,752.72 = 9,575.40/x
  3. Step 3: Cross multiply
    14,520.84x = 21,752.72 × 9,575.40
  4. Step 4: Simplify right side
    14,520.84x = 208,290,995.09
  5. Step 5: Solve for x
    x = 208,290,995.09/14,520.84
  6. Step 6: Final answer
    x = 14,344.28

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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.