Home / 14,014.53-19,340.20-7,641.07

Finding the Fourth Proportional to 14,014.53, 19,340.20 and 7,641.07

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Solution

The fourth proportional to 14,014.53, 19,340.20 and 7,641.07 is: 10,544.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,014.53 : 19,340.20 = 7,641.07 : x
  2. Step 2: Convert to fraction form
    14,014.53/19,340.20 = 7,641.07/x
  3. Step 3: Cross multiply
    14,014.53x = 19,340.20 × 7,641.07
  4. Step 4: Simplify right side
    14,014.53x = 147,779,866.34
  5. Step 5: Solve for x
    x = 147,779,866.34/14,014.53
  6. Step 6: Final answer
    x = 10,544.76

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Half scale
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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.