Home / 31,504.16-47,260.56-13,973.60

Finding the Fourth Proportional to 31,504.16, 47,260.56 and 13,973.60

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Solution

The fourth proportional to 31,504.16, 47,260.56 and 13,973.60 is: 20,962.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,504.16 : 47,260.56 = 13,973.60 : x
  2. Step 2: Convert to fraction form
    31,504.16/47,260.56 = 13,973.60/x
  3. Step 3: Cross multiply
    31,504.16x = 47,260.56 × 13,973.60
  4. Step 4: Simplify right side
    31,504.16x = 660,400,161.22
  5. Step 5: Solve for x
    x = 660,400,161.22/31,504.16
  6. Step 6: Final answer
    x = 20,962.32

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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.