Home / 14,421.04-19,896.84-9,047.92

Finding the Fourth Proportional to 14,421.04, 19,896.84 and 9,047.92

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Solution

The fourth proportional to 14,421.04, 19,896.84 and 9,047.92 is: 12,483.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,421.04 : 19,896.84 = 9,047.92 : x
  2. Step 2: Convert to fraction form
    14,421.04/19,896.84 = 9,047.92/x
  3. Step 3: Cross multiply
    14,421.04x = 19,896.84 × 9,047.92
  4. Step 4: Simplify right side
    14,421.04x = 180,025,016.57
  5. Step 5: Solve for x
    x = 180,025,016.57/14,421.04
  6. Step 6: Final answer
    x = 12,483.50

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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.