Home / 13,384.17-20,076.42-6,364.92

Finding the Fourth Proportional to 13,384.17, 20,076.42 and 6,364.92

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Solution

The fourth proportional to 13,384.17, 20,076.42 and 6,364.92 is: 9,547.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,384.17 : 20,076.42 = 6,364.92 : x
  2. Step 2: Convert to fraction form
    13,384.17/20,076.42 = 6,364.92/x
  3. Step 3: Cross multiply
    13,384.17x = 20,076.42 × 6,364.92
  4. Step 4: Simplify right side
    13,384.17x = 127,784,807.19
  5. Step 5: Solve for x
    x = 127,784,807.19/13,384.17
  6. Step 6: Final answer
    x = 9,547.46

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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.