Home / 13,117.95-19,684.13-6,192.27

Finding the Fourth Proportional to 13,117.95, 19,684.13 and 6,192.27

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Solution

The fourth proportional to 13,117.95, 19,684.13 and 6,192.27 is: 9,291.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,117.95 : 19,684.13 = 6,192.27 : x
  2. Step 2: Convert to fraction form
    13,117.95/19,684.13 = 6,192.27/x
  3. Step 3: Cross multiply
    13,117.95x = 19,684.13 × 6,192.27
  4. Step 4: Simplify right side
    13,117.95x = 121,889,416.71
  5. Step 5: Solve for x
    x = 121,889,416.71/13,117.95
  6. Step 6: Final answer
    x = 9,291.80

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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.