Home / 25,290.18-34,901.17-13,960.34

Finding the Fourth Proportional to 25,290.18, 34,901.17 and 13,960.34

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Solution

The fourth proportional to 25,290.18, 34,901.17 and 13,960.34 is: 19,265.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,290.18 : 34,901.17 = 13,960.34 : x
  2. Step 2: Convert to fraction form
    25,290.18/34,901.17 = 13,960.34/x
  3. Step 3: Cross multiply
    25,290.18x = 34,901.17 × 13,960.34
  4. Step 4: Simplify right side
    25,290.18x = 487,232,199.60
  5. Step 5: Solve for x
    x = 487,232,199.60/25,290.18
  6. Step 6: Final answer
    x = 19,265.67

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Double scale
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Similar ratio
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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.