Home / 29,459.90-40,655.09-16,031.54

Finding the Fourth Proportional to 29,459.90, 40,655.09 and 16,031.54

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Solution

The fourth proportional to 29,459.90, 40,655.09 and 16,031.54 is: 22,123.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,459.90 : 40,655.09 = 16,031.54 : x
  2. Step 2: Convert to fraction form
    29,459.90/40,655.09 = 16,031.54/x
  3. Step 3: Cross multiply
    29,459.90x = 40,655.09 × 16,031.54
  4. Step 4: Simplify right side
    29,459.90x = 651,763,701.54
  5. Step 5: Solve for x
    x = 651,763,701.54/29,459.90
  6. Step 6: Final answer
    x = 22,123.76

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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.