Home / 27,032.28-40,535.04-8,307.84

Finding the Fourth Proportional to 27,032.28, 40,535.04 and 8,307.84

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Solution

The fourth proportional to 27,032.28, 40,535.04 and 8,307.84 is: 12,457.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,032.28 : 40,535.04 = 8,307.84 : x
  2. Step 2: Convert to fraction form
    27,032.28/40,535.04 = 8,307.84/x
  3. Step 3: Cross multiply
    27,032.28x = 40,535.04 × 8,307.84
  4. Step 4: Simplify right side
    27,032.28x = 336,758,626.71
  5. Step 5: Solve for x
    x = 336,758,626.71/27,032.28
  6. Step 6: Final answer
    x = 12,457.65

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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.