Home / 31,590.30-43,594.58-18,164.18

Finding the Fourth Proportional to 31,590.30, 43,594.58 and 18,164.18

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Solution

The fourth proportional to 31,590.30, 43,594.58 and 18,164.18 is: 25,066.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,590.30 : 43,594.58 = 18,164.18 : x
  2. Step 2: Convert to fraction form
    31,590.30/43,594.58 = 18,164.18/x
  3. Step 3: Cross multiply
    31,590.30x = 43,594.58 × 18,164.18
  4. Step 4: Simplify right side
    31,590.30x = 791,859,798.14
  5. Step 5: Solve for x
    x = 791,859,798.14/31,590.30
  6. Step 6: Final answer
    x = 25,066.55

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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.