Home / 30,288.14-41,790.50-25,461.23

Finding the Fourth Proportional to 30,288.14, 41,790.50 and 25,461.23

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Solution

The fourth proportional to 30,288.14, 41,790.50 and 25,461.23 is: 35,130.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,288.14 : 41,790.50 = 25,461.23 : x
  2. Step 2: Convert to fraction form
    30,288.14/41,790.50 = 25,461.23/x
  3. Step 3: Cross multiply
    30,288.14x = 41,790.50 × 25,461.23
  4. Step 4: Simplify right side
    30,288.14x = 1,064,037,409.07
  5. Step 5: Solve for x
    x = 1,064,037,409.07/30,288.14
  6. Step 6: Final answer
    x = 35,130.49

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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.