Home / 17,935.50-24,750.87-9,869.65

Finding the Fourth Proportional to 17,935.50, 24,750.87 and 9,869.65

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Solution

The fourth proportional to 17,935.50, 24,750.87 and 9,869.65 is: 13,620.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,935.50 : 24,750.87 = 9,869.65 : x
  2. Step 2: Convert to fraction form
    17,935.50/24,750.87 = 9,869.65/x
  3. Step 3: Cross multiply
    17,935.50x = 24,750.87 × 9,869.65
  4. Step 4: Simplify right side
    17,935.50x = 244,282,325.02
  5. Step 5: Solve for x
    x = 244,282,325.02/17,935.50
  6. Step 6: Final answer
    x = 13,620.05

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.