Home / 14,637.17-20,199.12-7,922.64

Finding the Fourth Proportional to 14,637.17, 20,199.12 and 7,922.64

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Solution

The fourth proportional to 14,637.17, 20,199.12 and 7,922.64 is: 10,933.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,637.17 : 20,199.12 = 7,922.64 : x
  2. Step 2: Convert to fraction form
    14,637.17/20,199.12 = 7,922.64/x
  3. Step 3: Cross multiply
    14,637.17x = 20,199.12 × 7,922.64
  4. Step 4: Simplify right side
    14,637.17x = 160,030,356.08
  5. Step 5: Solve for x
    x = 160,030,356.08/14,637.17
  6. Step 6: Final answer
    x = 10,933.15

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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.