Home / 31,799.73-47,746.44-17,787.21

Finding the Fourth Proportional to 31,799.73, 47,746.44 and 17,787.21

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Solution

The fourth proportional to 31,799.73, 47,746.44 and 17,787.21 is: 26,707.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,799.73 : 47,746.44 = 17,787.21 : x
  2. Step 2: Convert to fraction form
    31,799.73/47,746.44 = 17,787.21/x
  3. Step 3: Cross multiply
    31,799.73x = 47,746.44 × 17,787.21
  4. Step 4: Simplify right side
    31,799.73x = 849,275,955.03
  5. Step 5: Solve for x
    x = 849,275,955.03/31,799.73
  6. Step 6: Final answer
    x = 26,707.02

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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.