Home / 25,716.06-35,488-14,385.50

Finding the Fourth Proportional to 25,716.06, 35,488 and 14,385.50

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Solution

The fourth proportional to 25,716.06, 35,488 and 14,385.50 is: 19,851.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,716.06 : 35,488 = 14,385.50 : x
  2. Step 2: Convert to fraction form
    25,716.06/35,488 = 14,385.50/x
  3. Step 3: Cross multiply
    25,716.06x = 35,488 × 14,385.50
  4. Step 4: Simplify right side
    25,716.06x = 510,512,624
  5. Step 5: Solve for x
    x = 510,512,624/25,716.06
  6. Step 6: Final answer
    x = 19,851.90

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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.