Home / 14,104.07-19,465.75-9,001.78

Finding the Fourth Proportional to 14,104.07, 19,465.75 and 9,001.78

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Solution

The fourth proportional to 14,104.07, 19,465.75 and 9,001.78 is: 12,423.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,104.07 : 19,465.75 = 9,001.78 : x
  2. Step 2: Convert to fraction form
    14,104.07/19,465.75 = 9,001.78/x
  3. Step 3: Cross multiply
    14,104.07x = 19,465.75 × 9,001.78
  4. Step 4: Simplify right side
    14,104.07x = 175,226,470.20
  5. Step 5: Solve for x
    x = 175,226,470.20/14,104.07
  6. Step 6: Final answer
    x = 12,423.83

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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.