Home / 29,559.90-40,792.10-16,130.82

Finding the Fourth Proportional to 29,559.90, 40,792.10 and 16,130.82

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Solution

The fourth proportional to 29,559.90, 40,792.10 and 16,130.82 is: 22,260.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,559.90 : 40,792.10 = 16,130.82 : x
  2. Step 2: Convert to fraction form
    29,559.90/40,792.10 = 16,130.82/x
  3. Step 3: Cross multiply
    29,559.90x = 40,792.10 × 16,130.82
  4. Step 4: Simplify right side
    29,559.90x = 658,009,941.87
  5. Step 5: Solve for x
    x = 658,009,941.87/29,559.90
  6. Step 6: Final answer
    x = 22,260.22

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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.