Home / 14,674.77-20,242.71-9,363.60

Finding the Fourth Proportional to 14,674.77, 20,242.71 and 9,363.60

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Solution

The fourth proportional to 14,674.77, 20,242.71 and 9,363.60 is: 12,916.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,674.77 : 20,242.71 = 9,363.60 : x
  2. Step 2: Convert to fraction form
    14,674.77/20,242.71 = 9,363.60/x
  3. Step 3: Cross multiply
    14,674.77x = 20,242.71 × 9,363.60
  4. Step 4: Simplify right side
    14,674.77x = 189,544,639.36
  5. Step 5: Solve for x
    x = 189,544,639.36/14,674.77
  6. Step 6: Final answer
    x = 12,916.36

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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.