Home / 25,025.99-34,534.49-13,695.48

Finding the Fourth Proportional to 25,025.99, 34,534.49 and 13,695.48

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Solution

The fourth proportional to 25,025.99, 34,534.49 and 13,695.48 is: 18,899.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,025.99 : 34,534.49 = 13,695.48 : x
  2. Step 2: Convert to fraction form
    25,025.99/34,534.49 = 13,695.48/x
  3. Step 3: Cross multiply
    25,025.99x = 34,534.49 × 13,695.48
  4. Step 4: Simplify right side
    25,025.99x = 472,966,348.63
  5. Step 5: Solve for x
    x = 472,966,348.63/25,025.99
  6. Step 6: Final answer
    x = 18,899.01

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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.