Home / 25,643.24-35,388.66-14,465

Finding the Fourth Proportional to 25,643.24, 35,388.66 and 14,465

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Solution

The fourth proportional to 25,643.24, 35,388.66 and 14,465 is: 19,962.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,643.24 : 35,388.66 = 14,465 : x
  2. Step 2: Convert to fraction form
    25,643.24/35,388.66 = 14,465/x
  3. Step 3: Cross multiply
    25,643.24x = 35,388.66 × 14,465
  4. Step 4: Simplify right side
    25,643.24x = 511,896,966.90
  5. Step 5: Solve for x
    x = 511,896,966.90/25,643.24
  6. Step 6: Final answer
    x = 19,962.26

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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.