Home / 15,008.46-20,699.88-14,002.44

Finding the Fourth Proportional to 15,008.46, 20,699.88 and 14,002.44

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Solution

The fourth proportional to 15,008.46, 20,699.88 and 14,002.44 is: 19,312.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,008.46 : 20,699.88 = 14,002.44 : x
  2. Step 2: Convert to fraction form
    15,008.46/20,699.88 = 14,002.44/x
  3. Step 3: Cross multiply
    15,008.46x = 20,699.88 × 14,002.44
  4. Step 4: Simplify right side
    15,008.46x = 289,848,827.71
  5. Step 5: Solve for x
    x = 289,848,827.71/15,008.46
  6. Step 6: Final answer
    x = 19,312.36

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.