Home / 25,313.64-34,933.54-14,135.40

Finding the Fourth Proportional to 25,313.64, 34,933.54 and 14,135.40

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Solution

The fourth proportional to 25,313.64, 34,933.54 and 14,135.40 is: 19,507.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,313.64 : 34,933.54 = 14,135.40 : x
  2. Step 2: Convert to fraction form
    25,313.64/34,933.54 = 14,135.40/x
  3. Step 3: Cross multiply
    25,313.64x = 34,933.54 × 14,135.40
  4. Step 4: Simplify right side
    25,313.64x = 493,799,561.32
  5. Step 5: Solve for x
    x = 493,799,561.32/25,313.64
  6. Step 6: Final answer
    x = 19,507.25

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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.