Home / 25,730.15-35,496.33-15,114.99

Finding the Fourth Proportional to 25,730.15, 35,496.33 and 15,114.99

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Solution

The fourth proportional to 25,730.15, 35,496.33 and 15,114.99 is: 20,852.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,730.15 : 35,496.33 = 15,114.99 : x
  2. Step 2: Convert to fraction form
    25,730.15/35,496.33 = 15,114.99/x
  3. Step 3: Cross multiply
    25,730.15x = 35,496.33 × 15,114.99
  4. Step 4: Simplify right side
    25,730.15x = 536,526,672.99
  5. Step 5: Solve for x
    x = 536,526,672.99/25,730.15
  6. Step 6: Final answer
    x = 20,852.07

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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.