Home / 22,300.16-30,777.12-14,650.04

Finding the Fourth Proportional to 22,300.16, 30,777.12 and 14,650.04

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Solution

The fourth proportional to 22,300.16, 30,777.12 and 14,650.04 is: 20,218.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,300.16 : 30,777.12 = 14,650.04 : x
  2. Step 2: Convert to fraction form
    22,300.16/30,777.12 = 14,650.04/x
  3. Step 3: Cross multiply
    22,300.16x = 30,777.12 × 14,650.04
  4. Step 4: Simplify right side
    22,300.16x = 450,886,039.08
  5. Step 5: Solve for x
    x = 450,886,039.08/22,300.16
  6. Step 6: Final answer
    x = 20,218.96

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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.