Home / 31,507.44-47,261.15-25,938.45

Finding the Fourth Proportional to 31,507.44, 47,261.15 and 25,938.45

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Solution

The fourth proportional to 31,507.44, 47,261.15 and 25,938.45 is: 38,907.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,507.44 : 47,261.15 = 25,938.45 : x
  2. Step 2: Convert to fraction form
    31,507.44/47,261.15 = 25,938.45/x
  3. Step 3: Cross multiply
    31,507.44x = 47,261.15 × 25,938.45
  4. Step 4: Simplify right side
    31,507.44x = 1,225,880,846.53
  5. Step 5: Solve for x
    x = 1,225,880,846.53/31,507.44
  6. Step 6: Final answer
    x = 38,907.66

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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.