Home / 16,253.81-24,374.56-6,387.69

Finding the Fourth Proportional to 16,253.81, 24,374.56 and 6,387.69

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Solution

The fourth proportional to 16,253.81, 24,374.56 and 6,387.69 is: 9,579.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,253.81 : 24,374.56 = 6,387.69 : x
  2. Step 2: Convert to fraction form
    16,253.81/24,374.56 = 6,387.69/x
  3. Step 3: Cross multiply
    16,253.81x = 24,374.56 × 6,387.69
  4. Step 4: Simplify right side
    16,253.81x = 155,697,133.17
  5. Step 5: Solve for x
    x = 155,697,133.17/16,253.81
  6. Step 6: Final answer
    x = 9,579.12

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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.