Home / 15,962.49-23,947.99-13,156.45

Finding the Fourth Proportional to 15,962.49, 23,947.99 and 13,156.45

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Solution

The fourth proportional to 15,962.49, 23,947.99 and 13,156.45 is: 19,738.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,962.49 : 23,947.99 = 13,156.45 : x
  2. Step 2: Convert to fraction form
    15,962.49/23,947.99 = 13,156.45/x
  3. Step 3: Cross multiply
    15,962.49x = 23,947.99 × 13,156.45
  4. Step 4: Simplify right side
    15,962.49x = 315,070,440.27
  5. Step 5: Solve for x
    x = 315,070,440.27/15,962.49
  6. Step 6: Final answer
    x = 19,738.18

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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.