Home / 15,674.72-23,518.08-9,439.19

Finding the Fourth Proportional to 15,674.72, 23,518.08 and 9,439.19

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Solution

The fourth proportional to 15,674.72, 23,518.08 and 9,439.19 is: 14,162.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,674.72 : 23,518.08 = 9,439.19 : x
  2. Step 2: Convert to fraction form
    15,674.72/23,518.08 = 9,439.19/x
  3. Step 3: Cross multiply
    15,674.72x = 23,518.08 × 9,439.19
  4. Step 4: Simplify right side
    15,674.72x = 221,991,625.56
  5. Step 5: Solve for x
    x = 221,991,625.56/15,674.72
  6. Step 6: Final answer
    x = 14,162.40

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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.