Home / 25,316.34-34,936.65-14,138.34

Finding the Fourth Proportional to 25,316.34, 34,936.65 and 14,138.34

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Solution

The fourth proportional to 25,316.34, 34,936.65 and 14,138.34 is: 19,510.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,316.34 : 34,936.65 = 14,138.34 : x
  2. Step 2: Convert to fraction form
    25,316.34/34,936.65 = 14,138.34/x
  3. Step 3: Cross multiply
    25,316.34x = 34,936.65 × 14,138.34
  4. Step 4: Simplify right side
    25,316.34x = 493,946,236.16
  5. Step 5: Solve for x
    x = 493,946,236.16/25,316.34
  6. Step 6: Final answer
    x = 19,510.97

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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.