Home / 25,431.63-35,095.29-14,101.15

Finding the Fourth Proportional to 25,431.63, 35,095.29 and 14,101.15

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Solution

The fourth proportional to 25,431.63, 35,095.29 and 14,101.15 is: 19,459.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,431.63 : 35,095.29 = 14,101.15 : x
  2. Step 2: Convert to fraction form
    25,431.63/35,095.29 = 14,101.15/x
  3. Step 3: Cross multiply
    25,431.63x = 35,095.29 × 14,101.15
  4. Step 4: Simplify right side
    25,431.63x = 494,883,948.58
  5. Step 5: Solve for x
    x = 494,883,948.58/25,431.63
  6. Step 6: Final answer
    x = 19,459.39

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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.