Home / 52,636.77-72,642.20-29,672.26

Finding the Fourth Proportional to 52,636.77, 72,642.20 and 29,672.26

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Solution

The fourth proportional to 52,636.77, 72,642.20 and 29,672.26 is: 40,949.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,636.77 : 72,642.20 = 29,672.26 : x
  2. Step 2: Convert to fraction form
    52,636.77/72,642.20 = 29,672.26/x
  3. Step 3: Cross multiply
    52,636.77x = 72,642.20 × 29,672.26
  4. Step 4: Simplify right side
    52,636.77x = 2,155,457,915.41
  5. Step 5: Solve for x
    x = 2,155,457,915.41/52,636.77
  6. Step 6: Final answer
    x = 40,949.66

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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.