Home / 30,760.17-46,140.27-9,983.67

Finding the Fourth Proportional to 30,760.17, 46,140.27 and 9,983.67

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Solution

The fourth proportional to 30,760.17, 46,140.27 and 9,983.67 is: 14,975.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,760.17 : 46,140.27 = 9,983.67 : x
  2. Step 2: Convert to fraction form
    30,760.17/46,140.27 = 9,983.67/x
  3. Step 3: Cross multiply
    30,760.17x = 46,140.27 × 9,983.67
  4. Step 4: Simplify right side
    30,760.17x = 460,649,278.47
  5. Step 5: Solve for x
    x = 460,649,278.47/30,760.17
  6. Step 6: Final answer
    x = 14,975.51

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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 (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.