Home / 25,158.98-34,720.04-14,549.28

Finding the Fourth Proportional to 25,158.98, 34,720.04 and 14,549.28

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Solution

The fourth proportional to 25,158.98, 34,720.04 and 14,549.28 is: 20,078.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,158.98 : 34,720.04 = 14,549.28 : x
  2. Step 2: Convert to fraction form
    25,158.98/34,720.04 = 14,549.28/x
  3. Step 3: Cross multiply
    25,158.98x = 34,720.04 × 14,549.28
  4. Step 4: Simplify right side
    25,158.98x = 505,151,510.82
  5. Step 5: Solve for x
    x = 505,151,510.82/25,158.98
  6. Step 6: Final answer
    x = 20,078.38

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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.