Home / 14,674.15-20,244.04-9,897.18

Finding the Fourth Proportional to 14,674.15, 20,244.04 and 9,897.18

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Solution

The fourth proportional to 14,674.15, 20,244.04 and 9,897.18 is: 13,653.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,674.15 : 20,244.04 = 9,897.18 : x
  2. Step 2: Convert to fraction form
    14,674.15/20,244.04 = 9,897.18/x
  3. Step 3: Cross multiply
    14,674.15x = 20,244.04 × 9,897.18
  4. Step 4: Simplify right side
    14,674.15x = 200,358,907.81
  5. Step 5: Solve for x
    x = 200,358,907.81/14,674.15
  6. Step 6: Final answer
    x = 13,653.87

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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.