Home / 14,289.24-19,737.90-10,520.04

Finding the Fourth Proportional to 14,289.24, 19,737.90 and 10,520.04

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Solution

The fourth proportional to 14,289.24, 19,737.90 and 10,520.04 is: 14,531.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,289.24 : 19,737.90 = 10,520.04 : x
  2. Step 2: Convert to fraction form
    14,289.24/19,737.90 = 10,520.04/x
  3. Step 3: Cross multiply
    14,289.24x = 19,737.90 × 10,520.04
  4. Step 4: Simplify right side
    14,289.24x = 207,643,497.52
  5. Step 5: Solve for x
    x = 207,643,497.52/14,289.24
  6. Step 6: Final answer
    x = 14,531.46

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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.