Home / 25,598.88-35,294.58-21,356.10

Finding the Fourth Proportional to 25,598.88, 35,294.58 and 21,356.10

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Solution

The fourth proportional to 25,598.88, 35,294.58 and 21,356.10 is: 29,444.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,598.88 : 35,294.58 = 21,356.10 : x
  2. Step 2: Convert to fraction form
    25,598.88/35,294.58 = 21,356.10/x
  3. Step 3: Cross multiply
    25,598.88x = 35,294.58 × 21,356.10
  4. Step 4: Simplify right side
    25,598.88x = 753,754,579.94
  5. Step 5: Solve for x
    x = 753,754,579.94/25,598.88
  6. Step 6: Final answer
    x = 29,444.83

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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.