Home / 14,097.60-19,423.36-9,309.04

Finding the Fourth Proportional to 14,097.60, 19,423.36 and 9,309.04

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Solution

The fourth proportional to 14,097.60, 19,423.36 and 9,309.04 is: 12,825.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,097.60 : 19,423.36 = 9,309.04 : x
  2. Step 2: Convert to fraction form
    14,097.60/19,423.36 = 9,309.04/x
  3. Step 3: Cross multiply
    14,097.60x = 19,423.36 × 9,309.04
  4. Step 4: Simplify right side
    14,097.60x = 180,812,835.17
  5. Step 5: Solve for x
    x = 180,812,835.17/14,097.60
  6. Step 6: Final answer
    x = 12,825.79

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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.