Home / 45,178.17-67,766.58-14,013.42

Finding the Fourth Proportional to 45,178.17, 67,766.58 and 14,013.42

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Solution

The fourth proportional to 45,178.17, 67,766.58 and 14,013.42 is: 21,019.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,178.17 : 67,766.58 = 14,013.42 : x
  2. Step 2: Convert to fraction form
    45,178.17/67,766.58 = 14,013.42/x
  3. Step 3: Cross multiply
    45,178.17x = 67,766.58 × 14,013.42
  4. Step 4: Simplify right side
    45,178.17x = 949,641,547.50
  5. Step 5: Solve for x
    x = 949,641,547.50/45,178.17
  6. Step 6: Final answer
    x = 21,019.92

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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.