Home / 30,031.88-41,444.22-16,602.76

Finding the Fourth Proportional to 30,031.88, 41,444.22 and 16,602.76

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Solution

The fourth proportional to 30,031.88, 41,444.22 and 16,602.76 is: 22,911.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,031.88 : 41,444.22 = 16,602.76 : x
  2. Step 2: Convert to fraction form
    30,031.88/41,444.22 = 16,602.76/x
  3. Step 3: Cross multiply
    30,031.88x = 41,444.22 × 16,602.76
  4. Step 4: Simplify right side
    30,031.88x = 688,088,438.05
  5. Step 5: Solve for x
    x = 688,088,438.05/30,031.88
  6. Step 6: Final answer
    x = 22,911.93

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Double scale
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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.