Home / 14,946.72-22,420.07-7,047.39

Finding the Fourth Proportional to 14,946.72, 22,420.07 and 7,047.39

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Solution

The fourth proportional to 14,946.72, 22,420.07 and 7,047.39 is: 10,571.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,946.72 : 22,420.07 = 7,047.39 : x
  2. Step 2: Convert to fraction form
    14,946.72/22,420.07 = 7,047.39/x
  3. Step 3: Cross multiply
    14,946.72x = 22,420.07 × 7,047.39
  4. Step 4: Simplify right side
    14,946.72x = 158,002,977.12
  5. Step 5: Solve for x
    x = 158,002,977.12/14,946.72
  6. Step 6: Final answer
    x = 10,571.08

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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.