Home / 25,618.76-35,354.58-14,443.40

Finding the Fourth Proportional to 25,618.76, 35,354.58 and 14,443.40

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Solution

The fourth proportional to 25,618.76, 35,354.58 and 14,443.40 is: 19,932.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,618.76 : 35,354.58 = 14,443.40 : x
  2. Step 2: Convert to fraction form
    25,618.76/35,354.58 = 14,443.40/x
  3. Step 3: Cross multiply
    25,618.76x = 35,354.58 × 14,443.40
  4. Step 4: Simplify right side
    25,618.76x = 510,640,340.77
  5. Step 5: Solve for x
    x = 510,640,340.77/25,618.76
  6. Step 6: Final answer
    x = 19,932.28

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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.