Home / 34,931.68-52,397.56-8,636.04

Finding the Fourth Proportional to 34,931.68, 52,397.56 and 8,636.04

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Solution

The fourth proportional to 34,931.68, 52,397.56 and 8,636.04 is: 12,954.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,931.68 : 52,397.56 = 8,636.04 : x
  2. Step 2: Convert to fraction form
    34,931.68/52,397.56 = 8,636.04/x
  3. Step 3: Cross multiply
    34,931.68x = 52,397.56 × 8,636.04
  4. Step 4: Simplify right side
    34,931.68x = 452,507,424.06
  5. Step 5: Solve for x
    x = 452,507,424.06/34,931.68
  6. Step 6: Final answer
    x = 12,954.07

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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.