Home / 13,071.68-18,032.16-8,095.04

Finding the Fourth Proportional to 13,071.68, 18,032.16 and 8,095.04

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Solution

The fourth proportional to 13,071.68, 18,032.16 and 8,095.04 is: 11,166.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,071.68 : 18,032.16 = 8,095.04 : x
  2. Step 2: Convert to fraction form
    13,071.68/18,032.16 = 8,095.04/x
  3. Step 3: Cross multiply
    13,071.68x = 18,032.16 × 8,095.04
  4. Step 4: Simplify right side
    13,071.68x = 145,971,056.49
  5. Step 5: Solve for x
    x = 145,971,056.49/13,071.68
  6. Step 6: Final answer
    x = 11,166.97

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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.