Home / 25,389.79-35,035.08-14,056.45

Finding the Fourth Proportional to 25,389.79, 35,035.08 and 14,056.45

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Solution

The fourth proportional to 25,389.79, 35,035.08 and 14,056.45 is: 19,396.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,389.79 : 35,035.08 = 14,056.45 : x
  2. Step 2: Convert to fraction form
    25,389.79/35,035.08 = 14,056.45/x
  3. Step 3: Cross multiply
    25,389.79x = 35,035.08 × 14,056.45
  4. Step 4: Simplify right side
    25,389.79x = 492,468,850.27
  5. Step 5: Solve for x
    x = 492,468,850.27/25,389.79
  6. Step 6: Final answer
    x = 19,396.33

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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.