Home / 13,434.16-20,151.42-4,669.24

Finding the Fourth Proportional to 13,434.16, 20,151.42 and 4,669.24

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Solution

The fourth proportional to 13,434.16, 20,151.42 and 4,669.24 is: 7,003.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,434.16 : 20,151.42 = 4,669.24 : x
  2. Step 2: Convert to fraction form
    13,434.16/20,151.42 = 4,669.24/x
  3. Step 3: Cross multiply
    13,434.16x = 20,151.42 × 4,669.24
  4. Step 4: Simplify right side
    13,434.16x = 94,091,816.32
  5. Step 5: Solve for x
    x = 94,091,816.32/13,434.16
  6. Step 6: Final answer
    x = 7,003.92

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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.