Home / 14,038.24-21,053.70-4,174.88

Finding the Fourth Proportional to 14,038.24, 21,053.70 and 4,174.88

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Solution

The fourth proportional to 14,038.24, 21,053.70 and 4,174.88 is: 6,261.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,038.24 : 21,053.70 = 4,174.88 : x
  2. Step 2: Convert to fraction form
    14,038.24/21,053.70 = 4,174.88/x
  3. Step 3: Cross multiply
    14,038.24x = 21,053.70 × 4,174.88
  4. Step 4: Simplify right side
    14,038.24x = 87,896,671.06
  5. Step 5: Solve for x
    x = 87,896,671.06/14,038.24
  6. Step 6: Final answer
    x = 6,261.23

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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.