Home / 25,448.31-35,118.63-14,119.53

Finding the Fourth Proportional to 25,448.31, 35,118.63 and 14,119.53

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Solution

The fourth proportional to 25,448.31, 35,118.63 and 14,119.53 is: 19,484.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,448.31 : 35,118.63 = 14,119.53 : x
  2. Step 2: Convert to fraction form
    25,448.31/35,118.63 = 14,119.53/x
  3. Step 3: Cross multiply
    25,448.31x = 35,118.63 × 14,119.53
  4. Step 4: Simplify right side
    25,448.31x = 495,858,549.84
  5. Step 5: Solve for x
    x = 495,858,549.84/25,448.31
  6. Step 6: Final answer
    x = 19,484.93

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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.