Home / 25,156.90-37,734.72-6,436.99

Finding the Fourth Proportional to 25,156.90, 37,734.72 and 6,436.99

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Solution

The fourth proportional to 25,156.90, 37,734.72 and 6,436.99 is: 9,655.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,156.90 : 37,734.72 = 6,436.99 : x
  2. Step 2: Convert to fraction form
    25,156.90/37,734.72 = 6,436.99/x
  3. Step 3: Cross multiply
    25,156.90x = 37,734.72 × 6,436.99
  4. Step 4: Simplify right side
    25,156.90x = 242,898,015.29
  5. Step 5: Solve for x
    x = 242,898,015.29/25,156.90
  6. Step 6: Final answer
    x = 9,655.32

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.