Home / 31,167.81-46,962.09-25,742.67

Finding the Fourth Proportional to 31,167.81, 46,962.09 and 25,742.67

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Solution

The fourth proportional to 31,167.81, 46,962.09 and 25,742.67 is: 38,787.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,167.81 : 46,962.09 = 25,742.67 : x
  2. Step 2: Convert to fraction form
    31,167.81/46,962.09 = 25,742.67/x
  3. Step 3: Cross multiply
    31,167.81x = 46,962.09 × 25,742.67
  4. Step 4: Simplify right side
    31,167.81x = 1,208,929,585.38
  5. Step 5: Solve for x
    x = 1,208,929,585.38/31,167.81
  6. Step 6: Final answer
    x = 38,787.76

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.