Home / 14,718.92-20,289.49-9,043.04

Finding the Fourth Proportional to 14,718.92, 20,289.49 and 9,043.04

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Solution

The fourth proportional to 14,718.92, 20,289.49 and 9,043.04 is: 12,465.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,718.92 : 20,289.49 = 9,043.04 : x
  2. Step 2: Convert to fraction form
    14,718.92/20,289.49 = 9,043.04/x
  3. Step 3: Cross multiply
    14,718.92x = 20,289.49 × 9,043.04
  4. Step 4: Simplify right side
    14,718.92x = 183,478,697.77
  5. Step 5: Solve for x
    x = 183,478,697.77/14,718.92
  6. Step 6: Final answer
    x = 12,465.50

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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.