Home / 14,230.72-21,328.80-10,071.94

Finding the Fourth Proportional to 14,230.72, 21,328.80 and 10,071.94

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Solution

The fourth proportional to 14,230.72, 21,328.80 and 10,071.94 is: 15,095.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,230.72 : 21,328.80 = 10,071.94 : x
  2. Step 2: Convert to fraction form
    14,230.72/21,328.80 = 10,071.94/x
  3. Step 3: Cross multiply
    14,230.72x = 21,328.80 × 10,071.94
  4. Step 4: Simplify right side
    14,230.72x = 214,822,393.87
  5. Step 5: Solve for x
    x = 214,822,393.87/14,230.72
  6. Step 6: Final answer
    x = 15,095.68

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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.