Home / 29,649.35-40,915.95-16,220.36

Finding the Fourth Proportional to 29,649.35, 40,915.95 and 16,220.36

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Solution

The fourth proportional to 29,649.35, 40,915.95 and 16,220.36 is: 22,384.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,649.35 : 40,915.95 = 16,220.36 : x
  2. Step 2: Convert to fraction form
    29,649.35/40,915.95 = 16,220.36/x
  3. Step 3: Cross multiply
    29,649.35x = 40,915.95 × 16,220.36
  4. Step 4: Simplify right side
    29,649.35x = 663,671,397.28
  5. Step 5: Solve for x
    x = 663,671,397.28/29,649.35
  6. Step 6: Final answer
    x = 22,384.01

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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.