Home / 19,885.07-29,811.27-9,349.94

Finding the Fourth Proportional to 19,885.07, 29,811.27 and 9,349.94

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Solution

The fourth proportional to 19,885.07, 29,811.27 and 9,349.94 is: 14,017.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,885.07 : 29,811.27 = 9,349.94 : x
  2. Step 2: Convert to fraction form
    19,885.07/29,811.27 = 9,349.94/x
  3. Step 3: Cross multiply
    19,885.07x = 29,811.27 × 9,349.94
  4. Step 4: Simplify right side
    19,885.07x = 278,733,585.82
  5. Step 5: Solve for x
    x = 278,733,585.82/19,885.07
  6. Step 6: Final answer
    x = 14,017.23

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.