Home / 32,548.09-45,146.45-31,684.40

Finding the Fourth Proportional to 32,548.09, 45,146.45 and 31,684.40

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Solution

The fourth proportional to 32,548.09, 45,146.45 and 31,684.40 is: 43,948.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,548.09 : 45,146.45 = 31,684.40 : x
  2. Step 2: Convert to fraction form
    32,548.09/45,146.45 = 31,684.40/x
  3. Step 3: Cross multiply
    32,548.09x = 45,146.45 × 31,684.40
  4. Step 4: Simplify right side
    32,548.09x = 1,430,438,180.38
  5. Step 5: Solve for x
    x = 1,430,438,180.38/32,548.09
  6. Step 6: Final answer
    x = 43,948.45

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.39) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.