Home / 14,768.68-20,386.50-9,463.72

Finding the Fourth Proportional to 14,768.68, 20,386.50 and 9,463.72

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Solution

The fourth proportional to 14,768.68, 20,386.50 and 9,463.72 is: 13,063.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,768.68 : 20,386.50 = 9,463.72 : x
  2. Step 2: Convert to fraction form
    14,768.68/20,386.50 = 9,463.72/x
  3. Step 3: Cross multiply
    14,768.68x = 20,386.50 × 9,463.72
  4. Step 4: Simplify right side
    14,768.68x = 192,932,127.78
  5. Step 5: Solve for x
    x = 192,932,127.78/14,768.68
  6. Step 6: Final answer
    x = 13,063.60

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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.