Home / 25,716.46-35,492-14,386.59

Finding the Fourth Proportional to 25,716.46, 35,492 and 14,386.59

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Solution

The fourth proportional to 25,716.46, 35,492 and 14,386.59 is: 19,855.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,716.46 : 35,492 = 14,386.59 : x
  2. Step 2: Convert to fraction form
    25,716.46/35,492 = 14,386.59/x
  3. Step 3: Cross multiply
    25,716.46x = 35,492 × 14,386.59
  4. Step 4: Simplify right side
    25,716.46x = 510,608,852.28
  5. Step 5: Solve for x
    x = 510,608,852.28/25,716.46
  6. Step 6: Final answer
    x = 19,855.33

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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.