Home / 25,892.30-35,693.34-18,315.29

Finding the Fourth Proportional to 25,892.30, 35,693.34 and 18,315.29

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Solution

The fourth proportional to 25,892.30, 35,693.34 and 18,315.29 is: 25,248.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,892.30 : 35,693.34 = 18,315.29 : x
  2. Step 2: Convert to fraction form
    25,892.30/35,693.34 = 18,315.29/x
  3. Step 3: Cross multiply
    25,892.30x = 35,693.34 × 18,315.29
  4. Step 4: Simplify right side
    25,892.30x = 653,733,873.17
  5. Step 5: Solve for x
    x = 653,733,873.17/25,892.30
  6. Step 6: Final answer
    x = 25,248.20

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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.