Home / 14,403.13-21,580.12-10,222.45

Finding the Fourth Proportional to 14,403.13, 21,580.12 and 10,222.45

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Solution

The fourth proportional to 14,403.13, 21,580.12 and 10,222.45 is: 15,316.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,403.13 : 21,580.12 = 10,222.45 : x
  2. Step 2: Convert to fraction form
    14,403.13/21,580.12 = 10,222.45/x
  3. Step 3: Cross multiply
    14,403.13x = 21,580.12 × 10,222.45
  4. Step 4: Simplify right side
    14,403.13x = 220,601,697.69
  5. Step 5: Solve for x
    x = 220,601,697.69/14,403.13
  6. Step 6: Final answer
    x = 15,316.23

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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.