Home / 25,674.12-35,429.17-14,343.57

Finding the Fourth Proportional to 25,674.12, 35,429.17 and 14,343.57

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Solution

The fourth proportional to 25,674.12, 35,429.17 and 14,343.57 is: 19,793.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,674.12 : 35,429.17 = 14,343.57 : x
  2. Step 2: Convert to fraction form
    25,674.12/35,429.17 = 14,343.57/x
  3. Step 3: Cross multiply
    25,674.12x = 35,429.17 × 14,343.57
  4. Step 4: Simplify right side
    25,674.12x = 508,180,779.94
  5. Step 5: Solve for x
    x = 508,180,779.94/25,674.12
  6. Step 6: Final answer
    x = 19,793.50

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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.