Home / 14,658.59-21,988.50-4,270.34

Finding the Fourth Proportional to 14,658.59, 21,988.50 and 4,270.34

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Solution

The fourth proportional to 14,658.59, 21,988.50 and 4,270.34 is: 6,405.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,658.59 : 21,988.50 = 4,270.34 : x
  2. Step 2: Convert to fraction form
    14,658.59/21,988.50 = 4,270.34/x
  3. Step 3: Cross multiply
    14,658.59x = 21,988.50 × 4,270.34
  4. Step 4: Simplify right side
    14,658.59x = 93,898,371.09
  5. Step 5: Solve for x
    x = 93,898,371.09/14,658.59
  6. Step 6: Final answer
    x = 6,405.69

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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.