Home / 25,145.28-37,718.02-7,615.26

Finding the Fourth Proportional to 25,145.28, 37,718.02 and 7,615.26

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Solution

The fourth proportional to 25,145.28, 37,718.02 and 7,615.26 is: 11,422.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,145.28 : 37,718.02 = 7,615.26 : x
  2. Step 2: Convert to fraction form
    25,145.28/37,718.02 = 7,615.26/x
  3. Step 3: Cross multiply
    25,145.28x = 37,718.02 × 7,615.26
  4. Step 4: Simplify right side
    25,145.28x = 287,232,528.99
  5. Step 5: Solve for x
    x = 287,232,528.99/25,145.28
  6. Step 6: Final answer
    x = 11,422.92

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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.