Home / 29,331.88-40,480.14-16,756.36

Finding the Fourth Proportional to 29,331.88, 40,480.14 and 16,756.36

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Solution

The fourth proportional to 29,331.88, 40,480.14 and 16,756.36 is: 23,125.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,331.88 : 40,480.14 = 16,756.36 : x
  2. Step 2: Convert to fraction form
    29,331.88/40,480.14 = 16,756.36/x
  3. Step 3: Cross multiply
    29,331.88x = 40,480.14 × 16,756.36
  4. Step 4: Simplify right side
    29,331.88x = 678,299,798.69
  5. Step 5: Solve for x
    x = 678,299,798.69/29,331.88
  6. Step 6: Final answer
    x = 23,125.00

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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.