Home / 31,346.58-43,251.88-18,594.16

Finding the Fourth Proportional to 31,346.58, 43,251.88 and 18,594.16

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Solution

The fourth proportional to 31,346.58, 43,251.88 and 18,594.16 is: 25,656.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,346.58 : 43,251.88 = 18,594.16 : x
  2. Step 2: Convert to fraction form
    31,346.58/43,251.88 = 18,594.16/x
  3. Step 3: Cross multiply
    31,346.58x = 43,251.88 × 18,594.16
  4. Step 4: Simplify right side
    31,346.58x = 804,232,377.02
  5. Step 5: Solve for x
    x = 804,232,377.02/31,346.58
  6. Step 6: Final answer
    x = 25,656.14

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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.