Home / 13,762.74-19,000.45-9,060.69

Finding the Fourth Proportional to 13,762.74, 19,000.45 and 9,060.69

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Solution

The fourth proportional to 13,762.74, 19,000.45 and 9,060.69 is: 12,508.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,762.74 : 19,000.45 = 9,060.69 : x
  2. Step 2: Convert to fraction form
    13,762.74/19,000.45 = 9,060.69/x
  3. Step 3: Cross multiply
    13,762.74x = 19,000.45 × 9,060.69
  4. Step 4: Simplify right side
    13,762.74x = 172,157,187.31
  5. Step 5: Solve for x
    x = 172,157,187.31/13,762.74
  6. Step 6: Final answer
    x = 12,508.93

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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.