Home / 25,213.02-34,792.60-13,880.30

Finding the Fourth Proportional to 25,213.02, 34,792.60 and 13,880.30

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Solution

The fourth proportional to 25,213.02, 34,792.60 and 13,880.30 is: 19,154.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,213.02 : 34,792.60 = 13,880.30 : x
  2. Step 2: Convert to fraction form
    25,213.02/34,792.60 = 13,880.30/x
  3. Step 3: Cross multiply
    25,213.02x = 34,792.60 × 13,880.30
  4. Step 4: Simplify right side
    25,213.02x = 482,931,725.78
  5. Step 5: Solve for x
    x = 482,931,725.78/25,213.02
  6. Step 6: Final answer
    x = 19,154.06

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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.