Home / 31,197.34-43,053.18-19,097.58

Finding the Fourth Proportional to 31,197.34, 43,053.18 and 19,097.58

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Solution

The fourth proportional to 31,197.34, 43,053.18 and 19,097.58 is: 26,355.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,197.34 : 43,053.18 = 19,097.58 : x
  2. Step 2: Convert to fraction form
    31,197.34/43,053.18 = 19,097.58/x
  3. Step 3: Cross multiply
    31,197.34x = 43,053.18 × 19,097.58
  4. Step 4: Simplify right side
    31,197.34x = 822,211,549.30
  5. Step 5: Solve for x
    x = 822,211,549.30/31,197.34
  6. Step 6: Final answer
    x = 26,355.18

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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.