Home / 31,340.98-46,892.80-19,335.97

Finding the Fourth Proportional to 31,340.98, 46,892.80 and 19,335.97

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Solution

The fourth proportional to 31,340.98, 46,892.80 and 19,335.97 is: 28,930.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,340.98 : 46,892.80 = 19,335.97 : x
  2. Step 2: Convert to fraction form
    31,340.98/46,892.80 = 19,335.97/x
  3. Step 3: Cross multiply
    31,340.98x = 46,892.80 × 19,335.97
  4. Step 4: Simplify right side
    31,340.98x = 906,717,774.02
  5. Step 5: Solve for x
    x = 906,717,774.02/31,340.98
  6. Step 6: Final answer
    x = 28,930.74

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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.