Home / 25,518.24-35,213.59-14,187.10

Finding the Fourth Proportional to 25,518.24, 35,213.59 and 14,187.10

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Solution

The fourth proportional to 25,518.24, 35,213.59 and 14,187.10 is: 19,577.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,518.24 : 35,213.59 = 14,187.10 : x
  2. Step 2: Convert to fraction form
    25,518.24/35,213.59 = 14,187.10/x
  3. Step 3: Cross multiply
    25,518.24x = 35,213.59 × 14,187.10
  4. Step 4: Simplify right side
    25,518.24x = 499,578,638.61
  5. Step 5: Solve for x
    x = 499,578,638.61/25,518.24
  6. Step 6: Final answer
    x = 19,577.32

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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.