Home / 25,922.10-38,854.35-14,243.70

Finding the Fourth Proportional to 25,922.10, 38,854.35 and 14,243.70

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Solution

The fourth proportional to 25,922.10, 38,854.35 and 14,243.70 is: 21,349.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,922.10 : 38,854.35 = 14,243.70 : x
  2. Step 2: Convert to fraction form
    25,922.10/38,854.35 = 14,243.70/x
  3. Step 3: Cross multiply
    25,922.10x = 38,854.35 × 14,243.70
  4. Step 4: Simplify right side
    25,922.10x = 553,429,705.10
  5. Step 5: Solve for x
    x = 553,429,705.10/25,922.10
  6. Step 6: Final answer
    x = 21,349.72

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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.