Home / 14,218.04-21,319.90-8,296.94

Finding the Fourth Proportional to 14,218.04, 21,319.90 and 8,296.94

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Solution

The fourth proportional to 14,218.04, 21,319.90 and 8,296.94 is: 12,441.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,218.04 : 21,319.90 = 8,296.94 : x
  2. Step 2: Convert to fraction form
    14,218.04/21,319.90 = 8,296.94/x
  3. Step 3: Cross multiply
    14,218.04x = 21,319.90 × 8,296.94
  4. Step 4: Simplify right side
    14,218.04x = 176,889,931.11
  5. Step 5: Solve for x
    x = 176,889,931.11/14,218.04
  6. Step 6: Final answer
    x = 12,441.23

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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.