Home / 31,534.40-47,301.60-26,465.60

Finding the Fourth Proportional to 31,534.40, 47,301.60 and 26,465.60

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Solution

The fourth proportional to 31,534.40, 47,301.60 and 26,465.60 is: 39,698.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,534.40 : 47,301.60 = 26,465.60 : x
  2. Step 2: Convert to fraction form
    31,534.40/47,301.60 = 26,465.60/x
  3. Step 3: Cross multiply
    31,534.40x = 47,301.60 × 26,465.60
  4. Step 4: Simplify right side
    31,534.40x = 1,251,865,224.96
  5. Step 5: Solve for x
    x = 1,251,865,224.96/31,534.40
  6. Step 6: Final answer
    x = 39,698.40

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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.