Home / 38,451.56-53,068.16-22,549.64

Finding the Fourth Proportional to 38,451.56, 53,068.16 and 22,549.64

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Solution

The fourth proportional to 38,451.56, 53,068.16 and 22,549.64 is: 31,121.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,451.56 : 53,068.16 = 22,549.64 : x
  2. Step 2: Convert to fraction form
    38,451.56/53,068.16 = 22,549.64/x
  3. Step 3: Cross multiply
    38,451.56x = 53,068.16 × 22,549.64
  4. Step 4: Simplify right side
    38,451.56x = 1,196,667,903.46
  5. Step 5: Solve for x
    x = 1,196,667,903.46/38,451.56
  6. Step 6: Final answer
    x = 31,121.44

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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.