Home / 25,541.65-38,318.96-8,011.63

Finding the Fourth Proportional to 25,541.65, 38,318.96 and 8,011.63

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Solution

The fourth proportional to 25,541.65, 38,318.96 and 8,011.63 is: 12,019.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,541.65 : 38,318.96 = 8,011.63 : x
  2. Step 2: Convert to fraction form
    25,541.65/38,318.96 = 8,011.63/x
  3. Step 3: Cross multiply
    25,541.65x = 38,318.96 × 8,011.63
  4. Step 4: Simplify right side
    25,541.65x = 306,997,352.37
  5. Step 5: Solve for x
    x = 306,997,352.37/25,541.65
  6. Step 6: Final answer
    x = 12,019.48

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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.