Home / 25,516.84-35,214.60-14,905.84

Finding the Fourth Proportional to 25,516.84, 35,214.60 and 14,905.84

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Solution

The fourth proportional to 25,516.84, 35,214.60 and 14,905.84 is: 20,570.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,516.84 : 35,214.60 = 14,905.84 : x
  2. Step 2: Convert to fraction form
    25,516.84/35,214.60 = 14,905.84/x
  3. Step 3: Cross multiply
    25,516.84x = 35,214.60 × 14,905.84
  4. Step 4: Simplify right side
    25,516.84x = 524,903,193.26
  5. Step 5: Solve for x
    x = 524,903,193.26/25,516.84
  6. Step 6: Final answer
    x = 20,570.85

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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.