Home / 25,943.84-35,752.56-18,859.04

Finding the Fourth Proportional to 25,943.84, 35,752.56 and 18,859.04

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Solution

The fourth proportional to 25,943.84, 35,752.56 and 18,859.04 is: 25,989.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,943.84 : 35,752.56 = 18,859.04 : x
  2. Step 2: Convert to fraction form
    25,943.84/35,752.56 = 18,859.04/x
  3. Step 3: Cross multiply
    25,943.84x = 35,752.56 × 18,859.04
  4. Step 4: Simplify right side
    25,943.84x = 674,258,959.14
  5. Step 5: Solve for x
    x = 674,258,959.14/25,943.84
  6. Step 6: Final answer
    x = 25,989.17

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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.