Home / 31,577.94-47,335.23-10,787.22

Finding the Fourth Proportional to 31,577.94, 47,335.23 and 10,787.22

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Solution

The fourth proportional to 31,577.94, 47,335.23 and 10,787.22 is: 16,170.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,577.94 : 47,335.23 = 10,787.22 : x
  2. Step 2: Convert to fraction form
    31,577.94/47,335.23 = 10,787.22/x
  3. Step 3: Cross multiply
    31,577.94x = 47,335.23 × 10,787.22
  4. Step 4: Simplify right side
    31,577.94x = 510,615,539.76
  5. Step 5: Solve for x
    x = 510,615,539.76/31,577.94
  6. Step 6: Final answer
    x = 16,170.01

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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.