Home / 47,259.24-70,885.14-20,604.60

Finding the Fourth Proportional to 47,259.24, 70,885.14 and 20,604.60

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Solution

The fourth proportional to 47,259.24, 70,885.14 and 20,604.60 is: 30,905.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,259.24 : 70,885.14 = 20,604.60 : x
  2. Step 2: Convert to fraction form
    47,259.24/70,885.14 = 20,604.60/x
  3. Step 3: Cross multiply
    47,259.24x = 70,885.14 × 20,604.60
  4. Step 4: Simplify right side
    47,259.24x = 1,460,559,955.64
  5. Step 5: Solve for x
    x = 1,460,559,955.64/47,259.24
  6. Step 6: Final answer
    x = 30,905.28

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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.