Home / 14,382.93-21,574.34-4,387.65

Finding the Fourth Proportional to 14,382.93, 21,574.34 and 4,387.65

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Solution

The fourth proportional to 14,382.93, 21,574.34 and 4,387.65 is: 6,581.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,382.93 : 21,574.34 = 4,387.65 : x
  2. Step 2: Convert to fraction form
    14,382.93/21,574.34 = 4,387.65/x
  3. Step 3: Cross multiply
    14,382.93x = 21,574.34 × 4,387.65
  4. Step 4: Simplify right side
    14,382.93x = 94,660,630.96
  5. Step 5: Solve for x
    x = 94,660,630.96/14,382.93
  6. Step 6: Final answer
    x = 6,581.46

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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.