Home / 31,333.47-47,004.60-9,148.48

Finding the Fourth Proportional to 31,333.47, 47,004.60 and 9,148.48

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Solution

The fourth proportional to 31,333.47, 47,004.60 and 9,148.48 is: 13,724.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,333.47 : 47,004.60 = 9,148.48 : x
  2. Step 2: Convert to fraction form
    31,333.47/47,004.60 = 9,148.48/x
  3. Step 3: Cross multiply
    31,333.47x = 47,004.60 × 9,148.48
  4. Step 4: Simplify right side
    31,333.47x = 430,020,559.80
  5. Step 5: Solve for x
    x = 430,020,559.80/31,333.47
  6. Step 6: Final answer
    x = 13,724.00

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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.