Home / 24,986.28-34,479.90-13,656.36

Finding the Fourth Proportional to 24,986.28, 34,479.90 and 13,656.36

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Solution

The fourth proportional to 24,986.28, 34,479.90 and 13,656.36 is: 18,845.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,986.28 : 34,479.90 = 13,656.36 : x
  2. Step 2: Convert to fraction form
    24,986.28/34,479.90 = 13,656.36/x
  3. Step 3: Cross multiply
    24,986.28x = 34,479.90 × 13,656.36
  4. Step 4: Simplify right side
    24,986.28x = 470,869,927.16
  5. Step 5: Solve for x
    x = 470,869,927.16/24,986.28
  6. Step 6: Final answer
    x = 18,845.14

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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.