Home / 25,663.80-35,409.99-14,902.28

Finding the Fourth Proportional to 25,663.80, 35,409.99 and 14,902.28

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Solution

The fourth proportional to 25,663.80, 35,409.99 and 14,902.28 is: 20,561.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,663.80 : 35,409.99 = 14,902.28 : x
  2. Step 2: Convert to fraction form
    25,663.80/35,409.99 = 14,902.28/x
  3. Step 3: Cross multiply
    25,663.80x = 35,409.99 × 14,902.28
  4. Step 4: Simplify right side
    25,663.80x = 527,689,597.40
  5. Step 5: Solve for x
    x = 527,689,597.40/25,663.80
  6. Step 6: Final answer
    x = 20,561.63

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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.