Home / 25,753.12-35,530.98-14,420.92

Finding the Fourth Proportional to 25,753.12, 35,530.98 and 14,420.92

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Solution

The fourth proportional to 25,753.12, 35,530.98 and 14,420.92 is: 19,896.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,753.12 : 35,530.98 = 14,420.92 : x
  2. Step 2: Convert to fraction form
    25,753.12/35,530.98 = 14,420.92/x
  3. Step 3: Cross multiply
    25,753.12x = 35,530.98 × 14,420.92
  4. Step 4: Simplify right side
    25,753.12x = 512,389,420.10
  5. Step 5: Solve for x
    x = 512,389,420.10/25,753.12
  6. Step 6: Final answer
    x = 19,896.21

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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.