Home / 14,125.88-19,493.69-7,752.50

Finding the Fourth Proportional to 14,125.88, 19,493.69 and 7,752.50

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Solution

The fourth proportional to 14,125.88, 19,493.69 and 7,752.50 is: 10,698.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,125.88 : 19,493.69 = 7,752.50 : x
  2. Step 2: Convert to fraction form
    14,125.88/19,493.69 = 7,752.50/x
  3. Step 3: Cross multiply
    14,125.88x = 19,493.69 × 7,752.50
  4. Step 4: Simplify right side
    14,125.88x = 151,124,899.84
  5. Step 5: Solve for x
    x = 151,124,899.84/14,125.88
  6. Step 6: Final answer
    x = 10,698.45

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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.