Home / 25,893.66-35,727.90-15,136.46

Finding the Fourth Proportional to 25,893.66, 35,727.90 and 15,136.46

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Solution

The fourth proportional to 25,893.66, 35,727.90 and 15,136.46 is: 20,885.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,893.66 : 35,727.90 = 15,136.46 : x
  2. Step 2: Convert to fraction form
    25,893.66/35,727.90 = 15,136.46/x
  3. Step 3: Cross multiply
    25,893.66x = 35,727.90 × 15,136.46
  4. Step 4: Simplify right side
    25,893.66x = 540,793,827.81
  5. Step 5: Solve for x
    x = 540,793,827.81/25,893.66
  6. Step 6: Final answer
    x = 20,885.18

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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.