Home / 47,262.48-70,880.76-13,972.56

Finding the Fourth Proportional to 47,262.48, 70,880.76 and 13,972.56

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Solution

The fourth proportional to 47,262.48, 70,880.76 and 13,972.56 is: 20,955.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,262.48 : 70,880.76 = 13,972.56 : x
  2. Step 2: Convert to fraction form
    47,262.48/70,880.76 = 13,972.56/x
  3. Step 3: Cross multiply
    47,262.48x = 70,880.76 × 13,972.56
  4. Step 4: Simplify right side
    47,262.48x = 990,385,671.95
  5. Step 5: Solve for x
    x = 990,385,671.95/47,262.48
  6. Step 6: Final answer
    x = 20,955.01

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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.