Home / 14,647.04-20,213.02-7,932.68

Finding the Fourth Proportional to 14,647.04, 20,213.02 and 7,932.68

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Solution

The fourth proportional to 14,647.04, 20,213.02 and 7,932.68 is: 10,947.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,647.04 : 20,213.02 = 7,932.68 : x
  2. Step 2: Convert to fraction form
    14,647.04/20,213.02 = 7,932.68/x
  3. Step 3: Cross multiply
    14,647.04x = 20,213.02 × 7,932.68
  4. Step 4: Simplify right side
    14,647.04x = 160,343,419.49
  5. Step 5: Solve for x
    x = 160,343,419.49/14,647.04
  6. Step 6: Final answer
    x = 10,947.16

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.